... 直通流动 straight through flow 直通裂化 straight-through cracking 看着天天接活直通连接 straight-through joint ...
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straight-through cracking detail 直通裂化
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Through the test and comparison of ethylene cracking of hydrogenated delayed coking gasoline and regular grade straight-run gasoline, it is showed that the former can be used as ethylene stock.
通过对延迟焦化汽油加氢后与普通直馏汽油的乙烯裂解试验和比较，延迟焦化汽油加氢后可以作乙烯原料。
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