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

单词	sda
释义	SDA in the Oil and Gas Industry (ɛs di eɪ) or solvent deasphalting abbreviation (Extractive engineering: Refinery processes, Product) SDA is a process for extracting asphaltenes (= molecular substances in crude oil) and resins. SDA used a selective solvent or solvent mixture for the low-pressure extraction of asphaltenes,heavy resins, and heteroatoms. SDA was originally developed as a means of removing asphaltenes from lubricating oilfeedstock. SDA is a process for extracting asphaltenes and resins.
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SDA in the Oil and Gas Industry