单项选择题

A.大于等于0.3μm,10180pc/m3;大于等于0.5μm,35170pc/m3
B.大于等于0.3μm,。101800pc/m3;大于等于0.5μm,351700pc/m3
C.大于等于0.3μm,102000pc/m3;大于等于0.5μm,35200pc/m3
D.大于等于0.3μm,102000pc/m3;大于等于0.5μm,352000pc/m3