1、[化学]初步蒸馏
...初步值 provisional value初步蒸发器 pre-evaporator初步蒸馏 predistillation ...
2、初馏
... predisposition诱因；素质 predistillation初馏；初蒸 predry预干 ...
3、初蒸
... predisposition诱因；素质 predistillation初馏；初蒸 predry预干 ...
predistillation tower预蒸馏塔
Technology of predistillation tower预切割塔技术
producer with superimposed predistillation retort上部带有预干馏段的煤气发生炉