铸造支托的宽度约为前磨牙颊舌径的A.3/4 B.1/2 C.1/3 D.1

题库2022-08-02  27

问题 铸造支托的宽度约为前磨牙颊舌径的A.3/4B.1/2C.1/3D.1/4E.2/3

选项 A.3/4
B.1/2
C.1/3
D.1/4
E.2/3

答案 B

解析
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