self-fractionating oil pump的意思|示意
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自分馏油泵
self-fractionating oil pump的网络常见释义
自分馏油泵 ... self-force ==> 自作用力,本身力 self-fractionating oil pump ==> 自分馏油泵 self-fractionating pump ==> 自馏真空泵,净化泵,净化泵 ...