oil dewaxing
... oil deposit 石油矿床 oil development 石油开发 oil dewaxing 石油脱蜡 oil engineer 石油工程师 ...
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以抚顺石油二厂减二线馏分油为原料进行了加入脱蜡复合助滤剂的实验室试验研究。
Investigation of dewaxing multiplex AIDS was finished using the fraction of the second vacuum side-streams of Fushun Refinery No. 2 as feedstocks in this experiment.
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