运用API系统进行细菌的鉴定,下列哪一项是不需要的()
A.API反应试条
B.添加试剂
C.操作规程
D.编码本或电脑软件
E.微量发酵管
参考答案:E
—Let's buy some cards for our teachers on Tecachers' Day.
—Why not make some by hand? It's much _____.[ ]
A. interesting,
B. more interesting
C. the most interesting
下列哪项不是TAE常用的栓塞剂()。
A.碘油
B.明胶海绵颗粒
C.泛影葡胺
D.聚乙烯醇颗粒
E.弹簧小钢圈