butanes的例句大全

A flammable alcohol derived from butanes and used for solvents.

一种易燃的醇，由丁烷衍生而来，用作溶剂。

Simulation of the removing butanes tower in ethylene workshop of factory 104 is carried out by computer. Mellapak ( 250Y) structured packing is adopted to replace the initial float valve. The operation is stable after reformation.

对吉化104厂乙烯车间脱丁烷塔进行计算机模拟计算，采用Mellapak（250Y）规整填料改换原浮阀塔版，使得该塔操作稳定，每年节省蒸汽量为6000t，带来很大的经济效益。

optimum simulation of the removing butanes tower in ethylene device

乙烯装置中脱丁烷塔优化模拟研究

Butanes and butenes can be maintained in the liquid states ambient temperature under quite moderate pressure.

在适当的大气压力及常温下,丁烷和丁烯均可保持液体状态.

Therefore, it is necessary to extend the resource of isobutene by dehydrogenation of butanes.

因此，通过异丁烷脱氢扩大异丁烯的来源是必要的。