短語詞組短語Petrochemical Construction Industry 石化建工petrochemical processing industry 石油加工業(yè)lanzhou petrochemical machinery industry co 蘭州石油化工壞工業(yè)公司lanzhou petrochemical machinery industry company 蘭州石油化工機(jī)械工業(yè)公司the petrochemical industry 石油化工産業(yè)Korea Petrochemical Industry Association 韓國石化工業(yè)協(xié)會Petrochemical industry and trade 石化工貿(mào)Petrochemical industry gathering area 石油化工産業(yè)的集聚區(qū)petrochemical industry processing 石油加工工程 返回 petrochemical industry