卡规止端的尺寸等于轴径()尺寸。
A.最小
B.最大
C.最小极限
D.最大极限
参考答案:C
Bungee jumping is a sport ________ a person makes a vertical jump from a high platform with a rubber cord tied to their ankles so that they bounce.
A.What
B.That
C.Which
D.Where
患者,男,52岁,缺失,可摘义齿修复,基牙度松动,这种情况下,上可设计()
A.环形卡环
B.长臂卡环
C.联合卡环
D.对半卡环
E.双臂卡环