生产员工进入无尘车间不需要穿戴（）。

A.-0.015Mpa～-0.03Mpa
B.-0.015Mpa～-0.02Mpa
C.-0.001Mpa～-0.03Mpa
D.-0.001Mpa～-0.02Mpa

A.E33
B.E32
C.E31
D.E30

A.530mm*1000m
B.540mm*1000m
C.550mm*1000m
D.560mm*1000m