石大北京油气储运工程专业英语第一阶段作业-满分答案
loading. 第一阶段在线作业 单选题 共 13 道题 收起 1.(2.5 分) The individual phases gas, , liquid water, and solids should be separated from each other as early as practical. A、liquid hydrocarbon B、free water C、sludge D、bubbles 我的答案A此题得分2.5 分 2.(2.5 分) is the mainly compound in natural gas. A、Oxygen B、Methane C、Ethane D、Propane 我的答案B此题得分2.5 分 3.(2.5 分) H2S and CO2 are very corrosive when is present. A、liquid water B、air C、oxygen D、bubbles 我的答案A此题得分2.5 分 4.(2.5 分) H2S and CO2 are short for . A、hydrogen sulfide and carbon dioxide B、hydrogen sulfur and carbon oxygen C、hydrogen sulfide and carbon oxygen D、hydrogen sulfur and carbon dioxide 我的答案A此题得分2.5 分 5.(2.5 分) Sweet gas refers to the gas containing . A、ethane B、CO2 C、H2S D、water vapor 我的答案B此题得分2.5 分 6.(2.5 分) are built in vertical, horizontal and spherical designs. A、Separators B、Heater-treaters C、Towers D、Meters 我的答案A此题得分2.5 分 7.(2.5 分) The size of heat-treater is dependent upon the of oil and water to be handled. A、pressure B、temperature C、volume D、composition 我的答案C此题得分2.5 分 8.(2.5 分) An emulsion is a combination of two immiscible . A、solids B、liquids C、waters D、gases 我的答案B此题得分2.5 分 9.(2.5 分) For the ation of a stable emulsion, the liquids must be . A、mixed B、dispersed C、free D、immiscible 我的答案D此题得分2.5 分 10.(2.5 分) There must be sufficient to disperse one liquid as droplets in the other for the ation of a stable emulsion. A、agitation B、mixing C、flowing D、bubbles 我的答案A此题得分2.5 分 11.(2.5 分) There must be an for the ation of a stable emulsion. A、demulsifier B、salt C、emulsifier D、 water 我的答案C此题得分2.5 分 12.(2.5 分) In W/O emulsion, is the dispersed phase. A、demulsifier B、oil C、emulsifier D、 water 我的答案D此题得分2.5 分 13.(2.5 分) Hydrate inhibitors is used to lower of water vapor and thus prevent hydrate ation in flow lines. A、pressure B、temperature C、flow rate D、freezing point 我的答案D此题得分2.5 分 多选题 共 13 道题 收起 14.(2.5 分) The non-hydrocarbons may contain . A、carbon B、oxygen C、sulfur D、nitrogen 我的答案ABCD此题得分2.5 分 15.(2.5 分) The non-hydrocarbon contaminants must be removed as much as feasible for . A、storage B、transport C、reinjection D、disposal 我的答案ABCD此题得分2.5 分 16.(2.5 分) Dehydration of produced oil involves . A、residence time B、chemical addition C、heat D、electrostatic fields 我的答案ABCD此题得分2.5 分 17.(2.5 分) Types of equipment used for removing oil and solids during produced water treatment include . A、oil skimmer tanks B、plate coalescers C、air flotation tanks D、hydrocyclones 我的答案ABCD此题得分2.5 分 18.(2.5 分) The separation of natural gas from liquids and/or impurities in a separator combines . A、gravity B、time C、mechanical processes D、chemicals 我的答案ABCD此题得分2.5 分 19.(2.5 分) For separation of well-stream fluids, the operating pressure of separator is dependent upon . A、the pressure of the gas sales line B、the flowing pressure of the well C、flow rate D、operating pressure 我的答案ABD此题得分2.5 分 20.(2.5 分) During oil treating, must be removed before selling the oil. A、Liquid hydrocarbon B、gas