通常一对圆柱齿轮传动比i12为()。
A.3-5
B.5-8
C.3-8
D.1-3
参考答案:B
______ what's your hobby? [ ]
A. In the way
B. On the way
C. To your way
D. By the way
逍遥散中有()
A.柴胡与厚朴
B.柴胡与当归
C.柴胡与前胡
D.柴胡与枳实
E.柴胡与桂枝