A.0.2~0.3mm B.0.4~0.6mm C.0.9~1.0mm D.0.7~0.8mm E.2.0~2.5mm 弯制双曲唇弓常选用钢丝直径为

admin2011-12-02  34

问题 A.0.2~0.3mm B.0.4~0.6mm
C.0.9~1.0mm D.0.7~0.8mm
E.2.0~2.5mm
弯制双曲唇弓常选用钢丝直径为

选项 A、 
B、 
C、 
D、 
E、 

答案D

解析
转载请注明原文地址:https://jikaoti.com/ti/vcsWFFFM
0

最新回复(0)