特殊用法acid degradation1.酸降解alkali degradation1.碱降解(作用)bacterial degradation1.细菌性降解biological degradation1.生物降解(作用); 生物体退化chemical degradation1.化学降解color degradation (=colour deterioration)1.变色(汽油或灯油)controlled degradation1.可控降解copper degradation1.铜降解energy degradation1.能的递降environmental degradation1.环境退化enzymic degradation1.酶分解, 酶法降解graceful degradation1.功能退化, 功能衰减hydrolytic degradation1.水解降解mass degradation1.物质降解microbial degradation1.微生物降解(作用)nitrogen degradation1.(土壤中)氮降解organic degradation1.有机降解; 发霉oxydative degradation1.氧化降解(作用)ozone degradation1.臭氧降解(作用)photochemical degradation1.光化降解photooxidative degradation1.光氧化降解random degradation1.无规降解size degradation1.粉碎; 磨碎spectrum degradation1.能谱降级starch degradation1.淀粉降解ultrasonic degradation1.超声降解(作用)degradation of food chain1.食物链的降解degradation of pesticide1.农药降解