Jack was born ___________ May 5th, 1980.[ ]
A. in
B. at
C. on
D. /
答案:C
盐酸哌唑嗪的反应()
A.甲硝唑
B.枸橼酸乙胺嗪
C.枸橼酸哌嗪
D.奎宁
E.吡喹酮
简述内衬纸的性能要求。