Distill coal tar in a tube furnace to generate 3 mix oil ,and obtain crude phenol from washed 3 mix oil .是什么意思_Distill coal tar in a tube furnace to generate 3 mix oil ,and obtain crude phenol from washed 3 mix oil .在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句