低含丙烷高含烯烃的液化石油气经精制后，使之能够满足汽车燃用的问题。
After the liquefied petroleum gas with low propane content and high olefin content is refined, the problem of automobile fuel consumption can be solved.
低含丙烷高含烯烃的液化石油气经精制后，使之能够满足汽车燃用的问题。
After the liquefied petroleum gas with low propane content and high olefin content is refined, the problem of automobile fuel consumption can be solved.
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