... random byproduct随意的副产品 pertoleum byproduct石油副产品 byproduct pricing副产品定价 ...
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...5、羊毛脂 LANOLIN 6、石油副产品 Petroleum by producrsVP, PPG, PEG, PROPYLENE GLYCOL, 7、防府剂 Preservatives that are formaldehyde donors: 2-BROMO-2-NITROPROPANE-1, 3-DIOL DMDM Hydantoin IMIDAZOLIDINYL UR...
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这些石油副产品之一便是异戊二烯。
石油焦是一种廉价的石油副产品，主要成分为碳。
Petroleum coke can be used as a cheap and readily available carbon source in many engineering applications.
还有个石油副产品是异戊二烯(译者注：橡胶基质)，用来生成汽车轮胎需要的合成橡胶。
One of these petroleum by-products is isoprene. This is used to make the synthetic rubber in car tyres.
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