fractional ĥ distillation test分馏试验
fractional diffusion distillation process分馏过程
fractional diffusion distillation test分馏试验
fractional distillation flask分馏烧瓶
Laboratory Fractional Distillation Apparatus实验室分馏塔
straight fractional distillation直接分馏
Coking Fractional Distillation Column焦化分馏塔
sulfur isotope fractional distillation硫同位素分馏
fractional distillation test分馏试验
N（名词） the process of separating the constituents of a liquid mixture by heating it and condensing separately the components according to their different boiling points 分馏