短語詞組短語acyclic c hydrocarbon 無環(huán)烴Acyclic aliphatic hydrocarbon 開鏈烷烴unsaturated acyclic hydrocarbon 不飽和無環(huán)烴;不飽和鏈烴saturated acyclic hydrocarbon [有化]飽和無環(huán)烴 返回 acyclic hydrocarbon