The union continued to seek dialogue with the authorities.
查看答案
The plot is fascinating but the dialogue needs improvement.
Their dialogue was interrupted by a riot outside.
下列有关微孔滤膜的叙述错误的是( )
A. 微孔滤膜孔径小
B. 无菌过滤应采用um孔径的滤膜
C. 不影响药液的pH
D. 滤速慢,易堵塞
流通蒸气灭菌法的温度为( )
A. 121℃
B. 115℃
C. 109℃
D. 100℃
E. 80
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