[单选题]
Roth上尖牙托槽
A.11°轴倾,-7°转矩
B.5°轴倾,12°转矩
C.13°轴倾,-2°转矩
D.4°轴倾,17°转矩
E.8°轴倾,10°转矩
参考答案与解析: