英语词汇“straight-run”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

straight-run adj. Chemistry (of a petroleum fraction) produced by distillation without cracking or other chemical alteration of the original hydrocarbons.

ΘΚΠ

the world > matter > chemistry > organic chemistry > hydrocarbons > [adjective] > petroleum containing much sulphur > fraction produced without cracking or chemical alterations

straight-run1921

1921 Nat. Petroleum News (U.S.) 15 July 76/2 Such a product as 68–70 straight-run gasoline is made principally from fresh crude.

1934 Industr. & Engin. Chem. May 501/1 Similar studies were made of a ‘reformed’ gasoline produced by cracking a West Texas straight-run gasoline.

1973 Hadley & Turner in G. D. Hobson Mod. Petroleum Technol. (ed. 4) xii. 441 The petroleum chemicals industry can call upon a variety of feedstocks, including natural gas and straight-run oil fractions.

单词	straight-run
释义	> as lemmas straight-run straight-run adj. Chemistry (of a petroleum fraction) produced by distillation without cracking or other chemical alteration of the original hydrocarbons. ΘΚΠ the world > matter > chemistry > organic chemistry > hydrocarbons > [adjective] > petroleum containing much sulphur > fraction produced without cracking or chemical alterations straight-run1921 1921 Nat. Petroleum News (U.S.) 15 July 76/2 Such a product as 68–70 straight-run gasoline is made principally from fresh crude. 1934 Industr. & Engin. Chem. May 501/1 Similar studies were made of a ‘reformed’ gasoline produced by cracking a West Texas straight-run gasoline. 1973 Hadley & Turner in G. D. Hobson Mod. Petroleum Technol. (ed. 4) xii. 441 The petroleum chemicals industry can call upon a variety of feedstocks, including natural gas and straight-run oil fractions. extracted from straightadj.n.adv. < as lemmas
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