n.殼牌催化加氫過(guò)程 catalytic polymerization: 催化聚合anionic catalytic polymerization: 陰離子催化聚合catalytic nonselective polymerization: 催化非選擇性疊合catalytic vapor phase polymerization: 催化氣相聚合catalytic vapour phase polymerization: 催化氣相聚合下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯