复蒸馏物 redistillate
复合精馏塔 compound rectifying column
复杂精馏塔 complex distillation column
复杂塔的精馏简捷计算 SCFrac
复分馏 multiple fractionation
复馏
Complex distillation
以上为机器翻译结果，长、整句建议使用 人工翻译 。
复馏装置由旧设备改造而成，有利于提高闲置资产的利用率。
The redistillation apparatus was made by the renovation of obsolete equipments, which was helpful for increasing the utilization rate of dormant assets.
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