单项选择题
A.紫外线照射 B.煮沸法 C.1%漂白粉溶液擦拭 D.戊二醛溶液浸泡 E.40%甲醛熏蒸
A.冷湿敷 B.局部按摩 C.热湿敷 D.冷热交替湿敷
A.1/5~1/3 B.1/4~1/3 C.1/3~1/2 D.1/2~2/3
A.3s B.5s C.10s D.15s
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