麦金托什发现，石脑油——在蒸馏前面提到的煤焦油以及石油的过程中所产生的一种易挥发的油状液体——可用于防水织物。
Macintosh found that naphtha - a volatile, oily liquid created in the distillation the aforementioned coal tar, as well as petroleum - could be used to waterproof fabrics.
用过滤、吸附、化学处理、蒸馏、漂白等方法从液体石油产品中脱除悬浮、胶态及溶解杂质的过程。
The process of removing suspended, colloidal, and dissolved impurities from liquid petroleum products by filtering, adsorption, chemical treatment, distillation, bleaching, etc.
可广泛用于完成化工、石油、医药等工业生产中的合成蒸馏、精馏、吸收、解吸等工艺过程。
They can be widely used in the processes of synthetic distillation, rectification, absorption and desorption in the industries of chemical, petroleum and pharmaceuticals.
可广泛用于完成化工、石油、医药等工业生产中的合成蒸馏、精馏、吸收、解吸等工艺过程。
They can be widely used in the processes of synthetic distillation, rectification, absorption and desorption in the industries of chemical, petroleum and pharma…
可广泛用于完成化工、石油、医药等工业生产中的合成蒸馏、精馏、吸收、解吸等工艺过程。
They can be widely used in the processes of synthetic distillation, rectification, absorption and desorption in the industries of chemical, petroleum and pharma…
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