单项选择题

A.爱根核模的粒径小于2.5µm,积聚模的粒径为2.5~10µm,粗粒子模的粒径为大于10µm
B.爱根核模的粒径小于0.05µm,积聚模的粒径为大于2µm,粗粒子模的粒径为0.05~2µm
C.爱根核模的粒径为0.05~2µm,积聚模的粒径小于0.05µm,粗粒子模的粒径为大于2µm
D.爱根核模的粒径小于0.05µm,积聚模的粒径为0.05~2µm,粗粒子模的粒径为大于2µm