ประโยคภาษาจีน : 中文句子 |
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tí chū 提出 le 了 rùn huá yóu 润滑油 jīng zhì 精制 guò chéng 过程 zhí liú 直馏 chōu chū 抽出 yóu 油 liè 烈 róng jì 溶剂 chōu tí 抽提 de 的 fāng tīng 芳烃 fēn lí 分离 gōng yì 工艺 lù xiàn 路线 |
The aromatics separation process route with double-solvent extraction for straight-run extracted oil in lube oil refining process has been proposed. |