题目内容
乳磨牙邻面龋备洞时，错误的做法是
2021-11-10
A.鸠尾峡宽度是颊舌尖间距离的1/3
B.轴壁应与水平面垂直
C.轴髓壁与髄壁的线角应圆钝
D.龈壁应水平
E.龋蚀接近拾面时可不做台阶
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