(来学网)滤过除菌常用的滤板孔径是( )
  • A.
    (来学网)0.22-0.45μm
  • B.
    (来学网)1-51μm
  • C.
    (来学网)0.80-0.95μm
  • D.
    (来学网)0.50-0.75μm
  • E.
    (来学网)5-10μm
正确答案:
A