preservativen.防腐剂;预防法;预防药adj.保存的;有保存力的;防腐的
Preservative system防腐体系
preservative method防腐法
preservative factor防腐因数
preservative reflex保存反射
preservative liquid防腐液
preservative liquor防腐液
preservative effect防腐作用
Preservative fluids保存液
Preservative quality耐贮性
preservative methods保鲜方法