一筛窦癌病人,根据(UICC)TNM(1997)分类标准为T3N1M0,该病人分期应为()。
A.0期
B.1期
C.2期
D.3期
E.4期
参考答案:D
— Why are you in such a hurry?
— My girlfriend _____ for Shanghai. I'm going to the airport to see her off. [ ]
A. is leaving
B. has left
C. was leaving
D. left
()决定了从动杆的运动规律。
A、凸轮转速
B、凸轮轮廓曲线
C、凸轮大小
D、凸轮种类