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6. 旋风分离器的总的分离效率是指( )。

单选题
2021-09-01 19:09
A、颗粒群中具有平均直径的粒子的分离效率
B、颗粒群中最小粒子的分离效率
C、不同粒级(直径范围)粒子分离效率之和
D、全部颗粒中被分离下来的部分所占的质量分率
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正确答案
D

试题解析

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