Petcu佩特库petn.宠物；受宠的人adj.宠爱的v.爱抚；亲抚petrochemical enterprises石化企业petrochemical power plant石化电厂petro coke residue slurry油焦浆petro-occipital fissure岩枕裂Petrodromus tetradactylus四趾岩象鼯Petrography and mineralogy岩相学与矿物学petrochemical process unit石油化工工艺装置petrographic geomorphology岩石地貌学Petrobras International SA巴西国际石油公司petrochemical project item石化工程建设