重馏分 heavy fraction ; heavy distillate ; heavy cut
FCC汽油重馏分 heavy fraction of FCC gasoline
重馏塔 rerun column
重蒸馏 redistilling ; redistillation
重蒸馏器 bidistillation apparatus
重馏分油 heavy distillate
重馏出油 heavy distillate
塔式重蒸馏器 tower type double distilling unit
重蒸馏水器 double distilling apparatus
多重精密分馏科技 PolyFractioning of Active ingredients
在该体系中石油重馏份对钢有缓蚀作用。
In this system, the heavy fraction of petroleum has corrosion resistance for steel.
以大庆直馏柴油为原料，经异丙醇尿素脱蜡制得纯度较高的重质液体石蜡和低凝点脱蜡油。
High purity heavy liquid paraffin and low condensing point dewaxing oil are produced by urea complex using Daqing crude oil distilling cut as raw materials.
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