washing oil的意思|示意
美 / /
英 / /
washing oil相关例句
Indole consists in washing oil of coal tar.
煤焦油洗油(以下简称洗油)中含有吲哚.
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Meanwhile, the effective measures to lower washing oil consumption on production are studied.
同时, 亦从操作角度研究了降低洗油消耗的有效措施.
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