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問(wèn)答題
【簡(jiǎn)答題】翻譯：The most widely used indicator of a crude oil's worth to the producer is its API (American Petroleum Institute) gravity.
答案：
對(duì)于工業(yè)生產(chǎn)者來(lái)說(shuō)，衡量一種原油價(jià)值指數(shù)廣泛采用API比重。
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問(wèn)答題
【簡(jiǎn)答題】翻譯：The operation of a gas transmission system that moves gas over a large geographic area and contains several compressor stations and other facilities is a complex control challenge.
答案：
天然氣集輸系統(tǒng)要把天然氣進(jìn)行跨區(qū)域的輸送，且中間包含若干個(gè)加壓站和其他設(shè)施。管理這個(gè)組成復(fù)雜的系統(tǒng)是一項(xiàng)挑戰(zhàn)性的工作。
問(wèn)答題
【簡(jiǎn)答題】翻譯：The success of nontechnical methods averages 4.4% or about one third as success as technical methods.
答案：
非技術(shù)方法的成功平均為4.4%，大約是技術(shù)方法的三分之一。
