题目内容
放置失活剂错误的方法是
2021-11-10
A.暴露穿髓孔,直径约为0.5~1麵
B.用氧化锌裔严密加压封堵
C.对于邻面龋洞应防止失活剂外溢
D.掌握失活时间
E.封药后疼痛较严重时,应重新开放
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