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全局置顶 隐藏置顶帖 预览 推广赚佣金说明------躺着赚钱!躺着赚钱!躺着赚钱 来看下 attach_img  ...23456..9 admin 2018-9-22 1722058 苏瑞芳 2019-7-21 15:38
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预览 (2.5分) LNG气化站通常使用的气化器: New haipiao 3 天前 24 admin 昨天 17:14
预览 (2.5分) 铁路油罐车冷却系数越小,所运载的单位重量的油品所具有的: New haipiao 前天 09:45 11 haipiao 昨天 15:53
预览 (2.5分) Volume that reciprocating compressor unit can compress under given conditions depends on: New haipiao 前天 09:54 11 haipiao 昨天 15:52
预览 (2.5分) 关于水用于LNG消防不正确的是: New haipiao 3 天前 22 haipiao 昨天 15:52
预览 (2.5分) 油品的温度越低,蒸发速度越慢。 New haipiao 前天 09:49 11 haipiao 昨天 15:05
预览 (2.5分) 陈述请示的原因应该( )。 New haipiao 3 天前 13 haipiao 昨天 14:45
预览 (2.5分) 浮士德精神含义包括 New haipiao 3 天前 12 haipiao 前天 22:04
预览 (2.5分) MarkⅢ薄膜型液货舱由哪些部分构成? New haipiao 3 天前 11 haipiao 前天 22:03
预览 (2.5分) 下面哪一种油库一般不作为军事储备油库使用? New haipiao 前天 09:45 11 haipiao 前天 21:35
预览 (2.5分) Extensive testing of welders and the welds they produce is not important for the construction of all long-distance petroleum pipelines. New haipiao 前天 09:52 11 haipiao 前天 21:35
预览 (2.5分) 对于拱顶罐而言,拱顶与包边角钢的焊接强度是罐体所有焊接最弱的部分。 New haipiao 前天 09:51 11 haipiao 前天 21:35
预览 (2.5分) 当油库中需要汽车油罐车运输的油品种类繁多,而且每一种油品的灌装量又不是很大时,一般采用何种形式的装油亭: New haipiao 前天 09:46 11 haipiao 前天 21:35
预览 (2.5分) 浮士德精神含义包括 New haipiao 3 天前 11 haipiao 前天 21:34
预览 (2.5分) Which of the following has the similar meaning with " polish the apple" . New haipiao 前天 10:00 11 haipiao 前天 21:34
预览 (2.5分) 春晚翻译成英语是--- New haipiao 前天 09:58 13 haipiao 前天 21:34
预览 (2.5分) Hebrews seldom mention cats because cats are_____________. New haipiao 前天 09:57 11 haipiao 前天 21:34
预览 (2.5分) 哪些因素会影响油品燃烧的速度: New haipiao 前天 09:49 11 haipiao 前天 21:34
预览 (2.5分) 堂吉诃德的冒险经历包括 New haipiao 3 天前 13 haipiao 前天 20:52
预览 (2.5分) 荷马史诗的内容与发生在古代历史上的一次战争有关。这次战争是 New haipiao 3 天前 12 haipiao 前天 20:32
预览 (2.5分) 圣经属于--- New haipiao 前天 09:58 12 haipiao 前天 20:32
预览 (2.5分) scapegoat means _________ in Chinese. New haipiao 前天 09:57 11 haipiao 前天 20:32
预览 (2.5分) 平行文分为( )。 New haipiao 3 天前 12 haipiao 前天 20:32
预览 (2.5分) 单容罐就是指单层壁的LNG储罐。 New haipiao 3 天前 11 haipiao 前天 20:32
预览 (2.5分) 在选用油罐时,每种油品通常至少选用几个罐储存? New haipiao 前天 09:45 11 haipiao 前天 20:32
预览 (2.5分) LNG接收站的卸料臂不需设置备用。 New haipiao 3 天前 11 haipiao 前天 20:32
预览 (2.5分) 天然气远洋贸易的主要方式是: New haipiao 3 天前 11 haipiao 前天 20:31
预览 (2.5分) Antelope in the Bible means _______________. New haipiao 前天 09:57 11 haipiao 前天 19:40
预览 (2.5分) 请求批准的请示涉及的问题是( )。 New haipiao 3 天前 12 haipiao 前天 19:40
预览 (2.5分) 下面哪一个不是立式油罐的通用附件: New haipiao 前天 09:50 11 haipiao 前天 19:40
预览 (2.5分) 周转系数越大,储油设备在一年内被使用的次数也就越多 New haipiao 前天 09:47 11 haipiao 前天 19:40
预览 (2.5分) 根据LNG储罐使用的材料,储罐可以分为: New haipiao 3 天前 11 haipiao 前天 19:40
预览 (2.5分) 中国的宣纸可以翻译为--- New haipiao 前天 09:58 11 haipiao 前天 19:40
预览 (2.5分) Jews don' t eat camel meat because they think camel is__________ New haipiao 前天 09:57 12 haipiao 前天 19:40
预览 (2.5分) Which of the following can explain " gain an upper hand" ? New haipiao 前天 10:00 13 haipiao 前天 19:40
预览 (2.5分) 丙烷预冷混合制冷剂液化工艺中丙烷制冷循环的作用是预冷混合制冷剂。 New haipiao 3 天前 13 haipiao 前天 19:40
预览 (2.5分) 油罐内油品燃烧火焰的特征包括: New haipiao 前天 09:49 11 haipiao 前天 19:24
预览 (2.5分) The Chinese meaning of " black sheep" is ____ New haipiao 前天 09:56 11 haipiao 前天 19:24
预览 (2.5分) What does the sentence " I knew about your promotion straight from the horse' s mouth." intend to stress? New haipiao 前天 09:59 11 haipiao 前天 19:24
预览 (2.5分) 关于LNG高压泵不正确的是: New haipiao 3 天前 12 haipiao 前天 18:29
预览 (2.5分) 进行油品加热时,最为常用的热源是热水和热空气。 New haipiao 前天 09:51 13 haipiao 前天 18:29
预览 (2.5分) 如果场所内部的油气浓度高于爆炸上限,那么可以认为该场所及其周围地区是安全的。 New haipiao 前天 09:49 11 haipiao 前天 18:29
预览 (2.5分) LNG运输船的储罐形式主要有: New haipiao 3 天前 14 haipiao 前天 18:10
预览 (2.5分) 关于LNG翻滚的不正确的是: New haipiao 3 天前 12 haipiao 前天 18:10
预览 (2.5分) " wear the willow" could refer to a person who_____. New haipiao 前天 10:00 11 haipiao 前天 18:10
预览 (2.5分) 决定的事项( )。 New haipiao 3 天前 13 haipiao 前天 18:10
预览 (2.5分) LNG接收站常用哪两种规格的卸料臂? New haipiao 3 天前 11 haipiao 前天 18:10
预览 (2.5分) The capacity of individual storage tanks or facilities varies widely. New haipiao 前天 09:52 11 haipiao 前天 18:10
预览 (2.5分) 根据意见执行的具体性的特点,意见的正文应写明( )。 New haipiao 3 天前 11 haipiao 前天 18:10
预览 (2.5分) LNG槽车储罐的最低设计温度为: New haipiao 3 天前 15 haipiao 前天 18:10
预览 (2.5分) 浮顶罐中的油品蒸发损耗主要是指: New haipiao 前天 09:48 11 haipiao 前天 18:10
预览 (2.5分) 当常压LNG储罐容积超过10000m3时,顶部应采用哪种结构? New haipiao 3 天前 14 haipiao 前天 17:19
预览 (2.5分) 但丁《神曲》分为下面三部分 New haipiao 3 天前 11 haipiao 前天 17:19
预览 (2.5分) 按照生产作业方式,可以将油品蒸发损耗分为: New haipiao 前天 09:49 11 haipiao 前天 17:18
预览 (2.5分) 重质油品储罐的专用附件包括: New haipiao 前天 09:51 11 haipiao 前天 17:18
预览 (2.5分) Insulation of pipeline from soil with a suitable coating is enough. New haipiao 前天 09:53 11 haipiao 前天 17:18
预览 (2.5分) 下面四项现代公文的作用,表述不准确的一项是( )。 New haipiao 3 天前 12 haipiao 前天 17:18
预览 (2.5分) 以下哪一组公文是行政公文( )。 New haipiao 3 天前 11 haipiao 前天 17:18
预览 (2.5分) The meters must be calibrated under the actual working conditions. New haipiao 前天 09:53 11 haipiao 前天 16:42
预览 (2.5分) Which of the following names is associated with Christianity? New haipiao 前天 09:55 11 haipiao 前天 16:42
预览 (2.5分) 油驳可以自己航行,并配有完备的消防系统。 New haipiao 前天 09:48 11 haipiao 前天 16:42
预览 (2.5分) Electrolytic corrosion may be rapid and intensive?. New haipiao 前天 09:53 11 haipiao 前天 16:41
预览 (2.5分) 下面哪一条不是拱顶油罐的特点: New haipiao 前天 09:50 11 haipiao 前天 16:41
预览 (2.5分) 在储油罐区进行灭火时,一般选用何种空气泡沫: New haipiao 前天 09:49 11 haipiao 前天 16:41
预览 (2.5分) 油罐气体空间中混合气体的油气浓度分布的径向浓度差和纵向浓度差有明显的差异。 New haipiao 前天 09:49 11 haipiao 前天 16:41
预览 (2.5分) When you respond to the compliment "You look very nice in this dress", most probably you would say"________". New haipiao 前天 09:55 11 haipiao 前天 16:41
预览 (2.5分) Dove and olive branch is the symbol of ________________. New haipiao 前天 09:57 12 haipiao 前天 16:41
预览 (2.5分) How do you translate " 恩将仇报" into English? New haipiao 前天 10:00 01 haipiao 前天 10:00
预览 (2.5分) What is the Chinese equivalent of " Keep one’s nose to the grindstone " ? New haipiao 前天 10:00 01 haipiao 前天 10:00
预览 (2.5分) " have rock in one' s head" can be replaced by______. New haipiao 前天 10:00 01 haipiao 前天 10:00
预览 (2.5分) " keep one’s head above water" is to say_______. New haipiao 前天 10:00 00 haipiao 前天 10:00
预览 (2.5分) " be light in the head" means_______ New haipiao 前天 10:00 01 haipiao 前天 10:00
预览 (2.5分) What is the meaning of plum in " His new job is a plum." New haipiao 前天 10:00 01 haipiao 前天 10:00
预览 (2.5分) " 红豆" should be translated into_________. New haipiao 前天 10:00 02 haipiao 前天 10:00
预览 (2.5分) New York is also called_________. New haipiao 前天 10:00 02 haipiao 前天 10:00
预览 (2.5分) A wise apple refers to ________ New haipiao 前天 10:00 01 haipiao 前天 10:00
预览 (2.5分) Adam' s apple is________. New haipiao 前天 10:00 01 haipiao 前天 10:00
预览 (2.5分) What is the counterpart of " paint the lily" in Chinese? New haipiao 前天 10:00 01 haipiao 前天 10:00
预览 (2.5分) " wear the willow" could refer to a person who_____. New haipiao 前天 10:00 01 haipiao 前天 10:00
预览 (2.5分) " wear the willow" could refer to a person who_____. New haipiao 前天 10:00 01 haipiao 前天 10:00
预览 (2.5分) " wear the willow" could refer to a person who_____. New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) " She is a peach." is used to_______ New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) If you want to express something is wrong ,you would say " I smell a _______" . New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) " He’s a bit batty." means__________ New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) Which of the following animals can be used to refer to a wise man. New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) A brave person is ususlly compared to _____ in the West. New haipiao 前天 09:59 00 haipiao 前天 09:59
预览 (2.5分) Make a pig of oneself. New haipiao 前天 09:59 02 haipiao 前天 09:59
预览 (2.5分) He has been a pig about money. New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) " A snake in one' s bosom" means__________. New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) What does parrot mean in the sentence" He just parrots what others say." ? New haipiao 前天 09:59 02 haipiao 前天 09:59
预览 (2.5分) Which of the following animals has the similar meaning with" 俯首甘为孺子牛" New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) " a cold fish" refers to a person who is _________ New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) She is shy and as mute as ______in class. New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) " Fish in the air" is similar to _______. New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) It' s no use crying over the_____milk. New haipiao 前天 09:59 02 haipiao 前天 09:59
预览 (2.5分) Which of the following idioms means the same with " If you sell the cow, you sell the milk too." New haipiao 前天 09:59 02 haipiao 前天 09:59
预览 (2.5分) In English, " west wind" is associtated with_____ New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) Which of the following names is not from ancient legend? New haipiao 前天 09:59 00 haipiao 前天 09:59
预览 (2.5分) Finish the following sentence: He is as proud as a ____. New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) Which of the following is not a place' s name? New haipiao 前天 09:59 02 haipiao 前天 09:59
预览 (2.5分) Which of the following is not a person' s name? New haipiao 前天 09:59 00 haipiao 前天 09:59
预览 (2.5分) What does IBM stand for? New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) which of the following expressions is not a good example of human body metaphor? New haipiao 前天 09:59 01 haipiao 前天 09:59
预览 (2.5分) " Have a finger in the pie" means _______ New haipiao 前天 09:58 01 haipiao 前天 09:58
预览 (2.5分) " I am all thumbs" is similar in meaning with_____ New haipiao 前天 09:58 01 haipiao 前天 09:58
预览 (2.5分) " Grease the hand of " is used to mean______. New haipiao 前天 09:58 02 haipiao 前天 09:58
预览 (2.5分) 未来世界的发展趋势是--- New haipiao 前天 09:58 02 haipiao 前天 09:58
预览 (2.5分) 不同文化之间的词汇互借反映出--- New haipiao 前天 09:58 01 haipiao 前天 09:58
预览 (2.5分) 荔枝的英语译词是--- New haipiao 前天 09:58 02 haipiao 前天 09:58
预览 (2.5分) mandarin duck 是指中国的--- New haipiao 前天 09:58 01 haipiao 前天 09:58
预览 (2.5分) dragon boat festival 指的是中国的--- New haipiao 前天 09:58 01 haipiao 前天 09:58
预览 (2.5分) 八股文的英文翻译是--- New haipiao 前天 09:58 00 haipiao 前天 09:58
预览 (2.5分) 孔子在英语中被称为--- New haipiao 前天 09:58 02 haipiao 前天 09:58
预览 (2.5分) Mohist 指的是--- New haipiao 前天 09:58 00 haipiao 前天 09:58
预览 (2.5分) " 三个代表" 的英语翻译是--- New haipiao 前天 09:58 01 haipiao 前天 09:58
预览 (2.5分) 纸老虎的正确翻译是--- New haipiao 前天 09:58 01 haipiao 前天 09:58
预览 (2.5分) 长征翻译成英语是--- New haipiao 前天 09:58 02 haipiao 前天 09:58
预览 (2.5分) 中国的战国时期用英语怎么表达? New haipiao 前天 09:58 02 haipiao 前天 09:58
预览 (2.5分) 门有丑闻的含义源自--- New haipiao 前天 09:58 01 haipiao 前天 09:58
预览 (2.5分) 下面完全属于意译借词的是--- New haipiao 前天 09:58 02 haipiao 前天 09:58
预览 (2.5分) 下面不属于音义借词的是--- New haipiao 前天 09:58 02 haipiao 前天 09:58
预览 (2.5分) 下面不属于音译词的是--- New haipiao 前天 09:58 01 haipiao 前天 09:58
预览 (2.5分) The oldest language still in use today is ____________. New haipiao 前天 09:58 01 haipiao 前天 09:58
预览 (2.5分) Religion is regarded as an important part of human______. New haipiao 前天 09:58 00 haipiao 前天 09:58
预览 (2.5分) Ant in the Bible is the symbol of _________. New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) Adam' s apple refers to_____________ in modern English. New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) Fig-leaf is related to which of the following in the Bible? New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) The Chinese counterpart of " a mess of pottage" is ________. New haipiao 前天 09:57 02 haipiao 前天 09:57
预览 (2.5分) The kiss of death was given by ________ to Jesus. New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) Tower of Babel is now used to refer to difficulty caused by_____ New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) Job in the Bible is rich person who___________. New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) Doubting Thomas' is the person who doubted that__________. New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) Lazarus can be used to describe a person who has just_________. New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) Moses became the symbol of _____ after he led the Hebrews out of the prosecution of Egyptians. New haipiao 前天 09:57 02 haipiao 前天 09:57
预览 (2.5分) According to the Bible,Eve was made out of the ________from Adam.rib New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) In order to stress something is old we can say ' It is as old as _____' New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) How did Solom beome the symbol of wisdom? New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) What does Messiah symbolize in modern English? New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) People who have both technical competence and managerial position are often called_____ New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) _____means the same with " yellow pages" . New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) The Chinese meaning of " yellow book" is______ New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) " yellow dog" refers to a person who is _____ New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) " a green thought " has something to do with________ New haipiao 前天 09:57 01 haipiao 前天 09:57
预览 (2.5分) “Green-eyed”has the similar meaning with_____ New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) The Chinese meaning of " green worker" is ___ New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) which of the following can not be called " white goods" ? New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) In America, " 白宫" is called______ New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) In America, " 白宫" is called______ New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) In America, " 白宫" is called______ New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) In America, " 白宫" is called______ New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) In America, " 白宫" is called______ New haipiao 前天 09:56 02 haipiao 前天 09:56
预览 (2.5分) The English translation of “红茶”should be _____ New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) " Black Friday" is related to _______ New haipiao 前天 09:56 02 haipiao 前天 09:56
预览 (2.5分) " Our business is in the black" means________ New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) People in Qin Dynasty like the color____best. New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) The Chinese meaning of " blue film" is ____ New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) " bluestocking" refers to knowledgeable women in UK but in US it means_______ New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) " blue jeans" were first used by __________ New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) " Blue book" is about _______________. New haipiao 前天 09:56 02 haipiao 前天 09:56
预览 (2.5分) " red-cap" in UK means___________ New haipiao 前天 09:56 01 haipiao 前天 09:56
预览 (2.5分) The Chinese meaning of " Red-light district" is ____ New haipiao 前天 09:55 00 haipiao 前天 09:55
预览 (2.5分) If a company is in the red, it means the company is________ New haipiao 前天 09:55 02 haipiao 前天 09:55
预览 (2.5分) The meaning of " see red" is_________ New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) In Chinese culture, dragon can also be used to refer to ______. New haipiao 前天 09:55 00 haipiao 前天 09:55
预览 (2.5分) In English culture " dragon" is related to_______. New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) In English "black" is often associated with negative qualities, as reflected in ____. New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) In both English and Chinese ________ may be associated with pride. New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) Nonverbal communication is communication without ________. New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) When you'd like to make a reply to the thanks from others, you may say, "_______". New haipiao 前天 09:55 02 haipiao 前天 09:55
预览 (2.5分) Language, culture, and thought _______ , each influencing and shaping the other two. New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) One can get ________ in a drugstore or chemist’s shop. New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) Westerners often draw a cross by touching the forehead,breast and shoulders to invoke the blessing of Christ,when they are ________.( ) New haipiao 前天 09:55 02 haipiao 前天 09:55
预览 (2.5分) In British English,to gain the attention of a stranger, speakers often rely on “______”. New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) ________is an outright offensive racist word. New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) In English culture “blue”is often associated with________. New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) British English is spoken in ________. New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) In English culture “white” connotes ________. New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) The equivalent American English expression for“私立学校”is______. New haipiao 前天 09:55 02 haipiao 前天 09:55
预览 (2.5分) There is no ______ relationship between words and their meanings. New haipiao 前天 09:55 00 haipiao 前天 09:55
预览 (2.5分) Barrel diameter is the same as pipeline. New haipiao 前天 09:55 02 haipiao 前天 09:55
预览 (2.5分) Interstage cooling between compression stages can be done by air cooling, by cooling with water, or by exchanging heat with inlet gas. New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) The output from a centrifugal compressor is smoother than reciprocating compressors. New haipiao 前天 09:55 01 haipiao 前天 09:55
预览 (2.5分) Liquids and gases are compressible. New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) When pumps are connected in parallel, the total flow volume is handled by each pump. New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) The number of booster stations is constant in liquids pipeline systems. New haipiao 前天 09:54 02 haipiao 前天 09:54
预览 (2.5分) Reciprocating compressors have more moving parts and lower mechanical efficiencies than centrifugal compressors. New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) Seamless steel pipe is made with a longitudinal weld by hot working lengths of steel to produce pipe of the desired size and properties. New haipiao 前天 09:54 02 haipiao 前天 09:54
预览 (2.5分) Much of the line pipe used today is manufactured according to specifications of API. New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) In general, gas pipelines operate at the same pressures as crude lines. New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) Crude trunk lines are made of steel. New haipiao 前天 09:54 02 haipiao 前天 09:54
预览 (2.5分) Crude trunk lines operate at the same pressure as field-gathering systems. New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) Pumps are required only at the beginning of the trunk line. New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) The originating station is usually most complex. New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) Gathering lines are the first link in the transportation chain from producing well to consumer. New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) Pipeline pigging is done to . New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) The type of information gathered by smart pigs includes . New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) adds energy to the flowing fluid to cause it to move through the pipeline. New haipiao 前天 09:54 02 haipiao 前天 09:54
预览 (2.5分) The characteristics of oil & gas pipeline systems include: New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) In a pumping station, the main items are . New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) Equipment in an individual station varies in both size and type, depending on . New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) Products shipped include . New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) In selecting the station site, which should be considered? New haipiao 前天 09:54 00 haipiao 前天 09:54
预览 (2.5分) Pumping station must also be spaced along the pipeline to maintain pipeline pressure at the level required to overcome . New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) This network of crude trunk lines comprises a wide variety of pipe . New haipiao 前天 09:54 01 haipiao 前天 09:54
预览 (2.5分) The size of flowlines required varies according to . New haipiao 前天 09:54 00 haipiao 前天 09:54
预览 (2.5分) A pig launcher may be required . New haipiao 前天 09:53 00 haipiao 前天 09:53
预览 (2.5分) Pipelines are often pigged first . New haipiao 前天 09:53 00 haipiao 前天 09:53
预览 (2.5分) Pipelines are often pigged first . New haipiao 前天 09:53 01 haipiao 前天 09:53
预览 (2.5分) Pipelines are often pigged first . New haipiao 前天 09:53 00 haipiao 前天 09:53
预览 (2.5分) In liquid pipeline, Pigs and sphere travel . New haipiao 前天 09:53 01 haipiao 前天 09:53
预览 (2.5分) Depending on the type of gas, may also be needed between compression stages to remove any liquids condensed by interstage cooling. New haipiao 前天 09:53 01 haipiao 前天 09:53
预览 (2.5分) In centrifugal compressors, energy is added to the gas . New haipiao 前天 09:53 01 haipiao 前天 09:53
预览 (2.5分) In centrifugal compressors, energy is added to the gas by impeller . New haipiao 前天 09:53 01 haipiao 前天 09:53
预览 (2.5分) If compressor cylinders of a single integral reciprocating compressors unit are operated in parallel, each cylinder operates with . New haipiao 前天 09:53 02 haipiao 前天 09:53
预览 (2.5分) For tight line operation, which one is right? New haipiao 前天 09:53 00 haipiao 前天 09:53
预览 (2.5分) In a centrifugal unit, rotates. New haipiao 前天 09:53 01 haipiao 前天 09:53
预览 (2.5分) When pumps are connected in parallel, each pump operates at approximately . New haipiao 前天 09:53 01 haipiao 前天 09:53
预览 (2.5分) In general, when large volume of liquid to be pumped and pressures are moderate, which equipment will be chosen? New haipiao 前天 09:53 01 haipiao 前天 09:53
预览 (2.5分) Positive displacement pumps are used for volumes and when required pumping pressure is . New haipiao 前天 09:53 02 haipiao 前天 09:53
预览 (2.5分) In pumping any liquid, the goal is to add energy to the liquid to cause it to move through a pipeline by overcoming the resistance of friction and changes in . New haipiao 前天 09:53 01 haipiao 前天 09:53
预览 (2.5分) Metering liquid-carry lines requires even higher accuracy than gas pipelines. New haipiao 前天 09:53 02 haipiao 前天 09:53
预览 (2.5分) For refined hydrocarbon storage tanks, bottom pitting and general corrosion are less severe than crude oil tanks. New haipiao 前天 09:53 01 haipiao 前天 09:53
预览 (2.5分) Corrosion is distributed?over the entire metal surface. New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) Most offshore pipelines are not buried below seabed. New haipiao 前天 09:52 00 haipiao 前天 09:52
预览 (2.5分) The internal floating roofs may be constructed of steel or aluminum or plastic?. New haipiao 前天 09:52 02 haipiao 前天 09:52
预览 (2.5分) Flat-bottom tank is used for tanks less than 60-200 ft in diameter. New haipiao 前天 09:52 02 haipiao 前天 09:52
预览 (2.5分) IFR is open on top of the tank. New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) Almost all tanks are cylindrical on the shell portion. New haipiao 前天 09:52 00 haipiao 前天 09:52
预览 (2.5分) Low-pressure tanks mean tanks designed for a lower pressure than atmospheric tanks?. New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) Natural gas can’t be stored in depleted oil-producing formations. New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) A refinery must have storage for crude to feed the refinery and the products it manufactures. New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) If products are delivered continuously to a pipeline, storage needs will be reduced. New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) For liquid metering, which ones are right? New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) For gas metering, which ones are right? New haipiao 前天 09:52 00 haipiao 前天 09:52
预览 (2.5分) In selecting product for coatings, which should be considered? New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) About corrosion, which are right? New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) For actual installation of pipeline, which ones are right? New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) PV Valves are often referred to as . New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) For double-deck roof, which ones are right? New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) For floating roof, it can . New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) For IFR, which ones are right? New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) For EFR, which ones are right? New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) Considerations involved in designing large crude storage tanks include: New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) At tanker terminals, the amount of storage depends on: New haipiao 前天 09:52 01 haipiao 前天 09:52
预览 (2.5分) Factors help determine the amount of storage a refinery needs for both feedstock and products include: New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) Metering problem is more complicated in gas lines since corrections are more important. New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) During hydrostatic testing, fill the line with water and subjecting it to a pressure to check for leaks. New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) It is necessary to dry natural gas pipelines, . New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) Corrosion is usually the most severe at the . New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) The floating cover or roof is a disk structure that has sufficient to ensure that the roof will float under all expected conditions. New haipiao 前天 09:51 02 haipiao 前天 09:51
预览 (2.5分) For floating-roof tanks, they have a cover that floats on the surface of the . New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) For fixed-roof tank, which one is right? New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) Because LNG must be stored at very low temperatures to maintain it in a liquid state, is one of the most important elements of LNG storage design?. New haipiao 前天 09:51 00 haipiao 前天 09:51
预览 (2.5分) Natural gas demand is highly dependent on . New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) If the refinery is supplied by tanker, days of storage is recommended. New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) 中央排水管是内浮顶罐的专用附件。 New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) 对于内浮顶罐而言,为了避免油品蒸发损耗,也需要设置呼吸阀。 New haipiao 前天 09:51 00 haipiao 前天 09:51
预览 (2.5分) 立式油罐上安装的附件会增加油气蒸发损耗。 New haipiao 前天 09:51 00 haipiao 前天 09:51
预览 (2.5分) 立式圆柱形油罐适用于储存液化石油气。 New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) 对于地上保温管路,热损失率的取值应该大于0.5。 New haipiao 前天 09:51 02 haipiao 前天 09:51
预览 (2.5分) 短时间内要从油罐中发出大量油品时,油罐内应采用全面加热器。 New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) 可以通过加大汽阻点前的管径来避免汽阻断流。 New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) 进行选泵计算时,吸入液位应该取最低液位,排出液位应该取最高液位。 New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) 阻火器的阻火原理包括: New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) 轻油罐的专用附件包括: New haipiao 前天 09:51 01 haipiao 前天 09:51
预览 (2.5分) 非金属油罐的优点包括: New haipiao 前天 09:50 02 haipiao 前天 09:50
预览 (2.5分) 按照油罐的材质,可以将其分为: New haipiao 前天 09:50 01 haipiao 前天 09:50
预览 (2.5分) 下列哪些设备或管路需要保温: New haipiao 前天 09:50 01 haipiao 前天 09:50
预览 (2.5分) 蒸汽伴随加热法可以分为哪几种: New haipiao 前天 09:50 00 haipiao 前天 09:50
预览 (2.5分) “三高原油”是指原油具有以下性质: New haipiao 前天 09:50 01 haipiao 前天 09:50
预览 (2.5分) 下列油库常用泵中,哪些泵属于容积式泵: New haipiao 前天 09:50 00 haipiao 前天 09:50
预览 (2.5分) 油库罐区管网的布置形式包括: New haipiao 前天 09:50 00 haipiao 前天 09:50
预览 (2.5分) 对于地下保温管路,当土壤的导热系数随季节变化很大时,热损失率应该取: New haipiao 前天 09:50 01 haipiao 前天 09:50
预览 (2.5分) 保温管路热损失率的取值范围: New haipiao 前天 09:50 01 haipiao 前天 09:50
预览 (2.5分) 在选择保温材料时,应优先选择: New haipiao 前天 09:50 01 haipiao 前天 09:50
预览 (2.5分) 为了减少热能损失,当介质温度大于多少,且热能需要利用时,则需要对设备或管路进行保温: New haipiao 前天 09:50 01 haipiao 前天 09:50
预览 (2.5分) 机械型疏水器是利用蒸汽和冷凝水之间的何种差异来实现其工作目的的: New haipiao 前天 09:50 02 haipiao 前天 09:50
预览 (2.5分) 按照结构形式的不同,可以将油罐内部的管式加热器分为: New haipiao 前天 09:50 01 haipiao 前天 09:50
预览 (2.5分) 对于地下水封油库采用固定水位法储油推荐采用: New haipiao 前天 09:50 01 haipiao 前天 09:50
预览 (2.5分) 下面哪些措施可以减少卸油管路中的摩擦阻力损失: New haipiao 前天 09:50 02 haipiao 前天 09:50
预览 (2.5分) 如果蒸汽压力线与管路相交,则说明: New haipiao 前天 09:50 01 haipiao 前天 09:50
预览 (2.5分) 在上部卸油的过程中,何时会发生汽阻断流: New haipiao 前天 09:50 01 haipiao 前天 09:50
预览 (2.5分) 进行容积式泵选择时,需保证额定排量: New haipiao 前天 09:50 02 haipiao 前天 09:50
预览 (2.5分) 在计算泵的安装高度的过程中,油品粘度小于多少时,不需要进行泵特性的换算? New haipiao 前天 09:50 01 haipiao 前天 09:50
预览 (2.5分) 进行离心泵选择,计算输送汽油的粘度时,一般取: New haipiao 前天 09:50 01 haipiao 前天 09:50
预览 (2.5分) 油库里常用何种泵来进行扫舱: New haipiao 前天 09:50 02 haipiao 前天 09:50
预览 (2.5分) 对于无泵管路,在计算管径的依据是: New haipiao 前天 09:50 02 haipiao 前天 09:50
预览 (2.5分) 油品或其他液体介质在管路内以何种流速流动时产生的各项费用总和是最低的? New haipiao 前天 09:49 01 haipiao 前天 09:49
预览 (2.5分) 建设地下泵房、半地下泵房或地上泵房的依据是 New haipiao 前天 09:49 01 haipiao 前天 09:49
预览 (2.5分) 储存油品质量要求较高的油品时,需要采用: New haipiao 前天 09:49 01 haipiao 前天 09:49
预览 (2.5分) 一般而言,轻油燃烧表面的温度较低,重油燃烧表面的温度较高。 New haipiao 前天 09:49 01 haipiao 前天 09:49
预览 (2.5分) 当储罐内的油气浓度高于爆炸上限,一旦点火,可能发生爆炸燃烧。 New haipiao 前天 09:49 01 haipiao 前天 09:49
预览 (2.5分) 在进行油品灌装时,鹤管不需要插到罐车的底部。 New haipiao 前天 09:49 01 haipiao 前天 09:49
预览 (2.5分) 依据道尔顿分压定律可知,混合气体中任一组分的分子分数大于该组分的分压与混合气体总压之比。 New haipiao 前天 09:49 02 haipiao 前天 09:49
预览 (2.5分) 在储存一段时间后,罐内油品昼夜平均温度基本上等于大气平均温度。 New haipiao 前天 09:49 02 haipiao 前天 09:49
预览 (2.5分) 实测结果表明,任一时刻气体空间各点的平均温度都近似等于气体空间中间位置处的温度。 New haipiao 前天 09:49 00 haipiao 前天 09:49
预览 (2.5分) 浮顶罐的静止储存损耗主要是由于罐内温度、浓度变化所引起的呼吸过程导致的。 New haipiao 前天 09:49 01 haipiao 前天 09:49
预览 (2.5分) 对于液上喷射空气泡沫灭火系统,可以按照布置方式的不同,分为: New haipiao 前天 09:49 02 haipiao 前天 09:49
预览 (2.5分) 灭火的方法主要包括: New haipiao 前天 09:49 00 haipiao 前天 09:49
预览 (2.5分) 下面哪些措施会降低罐内的温差: New haipiao 前天 09:49 01 haipiao 前天 09:49
预览 (2.5分) 油罐内气体空间中混合气体的浓度分布受到哪些因素的影响: New haipiao 前天 09:49 01 haipiao 前天 09:49
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