气体分馏装置原料液化石油气(LPG)中有机硫化物形态复杂，考察分析工业装置精丙烯硫化物含量变化难度大。
It's very difficult to investigate the content variation of sulfide in fine propene since the state of organic sulfide in gas fractionation unit feedstock (LPG) was very complex.
石油的分馏物可用来供给发电机作燃料，驱动运输工具，也可为供暖，还可帮助人类解决穿衣问题，乃至在将来为人类提供食物。
Its fractions provide fuel for electricity generators, power his transport, probably heat his home, may help clothe him and, in the future, feed him.
石油的分馏物可用来供给发电机作燃料，驱动运输工具，也可为供暖，还可帮助人类解决穿衣问题，乃至在将来为人类提供食物。
Its fractions provide fuel for electricity generators, power his transport, probably heat his home, may help clothe him and, in the future, feed him.
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