解剖式人工牙的牙尖斜度是A.20° B.30° C.10° D.40° E.50°

admin2020-12-24 9

问题解剖式人工牙的牙尖斜度是

选项 A.20°
B.30°
C.10°
D.40°
E.50°

答案B

解析

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