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【单选题】
大气颗粒物的三模态中积聚模的粒径范围是A.
Dp< 0.05 µ m
B.
0.05 µ m µ m
C.
Dp>10 µ m
D.
以上都不 对
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A.
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B.
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C.
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D.
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A.
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B.
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C.
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D.
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A.
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B.
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C.
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D.
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A.
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B.
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C.
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