单选题
如果固态样品中有金属屑,则更换泵。
A
A.If there are metal fragments in the liquid sample, replace the pump.
B
B.If there are only small metal particles in the solid sample, replace the pump.
C
C.If there are metal particles in the sample solids, replace the pump.
答案解析
正确答案:C
相关知识点:
固态样品金属屑,更换泵记清
