鉴定葡萄球菌属时一般不用下列哪种方法()
A.直接涂片镜检
B.分离培养
C.测定细菌素
D.生化试验
E.药物敏感试验
参考答案:C
There’ll be ______ one-hour documentary tonight on TV . It tells a story of _____ honest
boy in the mountain village far away .
A.an , a
B.a ,an
C.an ,an
D.a,/
片剂中属于吸水膨胀机制的崩解剂为()
A.泡腾崩解剂
B.MCC
C.CMS-Na
D.干淀粉
E.L-HPC