短語詞組短語Petroleum m Chemistry 石油化學(xué)petroleum and chemistry 石油化工Petroleum -chemistry production 石油化工生産petroleum and chemistry industry 石油石化petroleum polymer chemistry [油氣]石油聚郃物化學(xué)petroleum chemistry industry areas 石化區(qū)petroleum chemistry industry 石油化工chemistry of petroleum hydrocarbons [油氣]石油碳?xì)浠A物化學(xué) 返回 petroleum chemistry