韶山船型电力机车电机大齿轮齿数为()。
A.64个
B.74个
C.84个
D.94个
参考答案:B
Only after _____ her accusation _____ her case. [ ]
A. she made; did the police take up
B. did she make; the police took up
C. did she make; did the police take up
D. she made; the police took up
古羊藤功效与作用