A . 10毫克/米3
B . 20毫克/米3
C . 30毫克/米3
D . 0.01毫克/米3
[单选题]CO在生产环境中的最高允许浓度为()。A . 10毫克/米3B . 20毫克/米3C . 30毫克/米3D . 0.01毫克/米3
[单选题]CS2在生产环境中的最高允许浓度为()。A . 10毫克/米3B . 20毫克/米3C . 30毫克/米3D . 0.01毫克/米3
[单选题]SO2在生产环境中的最高允许浓度为()。A . 10毫克/米3B . 20毫克/米3C . 30毫克/米3D . 0.01毫克/米3
[单选题]H2S在生产车间的最高允许浓度为()。A . 0.1毫克/米3B . 0.5毫克/米3C . 20毫克/米3D . 10毫克/米3
[单选题]车间空气中汞的最高允许浓度是( )。A.0.03mg/m3B.0.015mg/m3C.0.01mg/m3D.0.02mg/m3E.0.005mg/m
[单选题]车间空气中汞的最高允许浓度是( )。A.0.03mg/m3B.0.015mg/m3C.0.01mg/m3D.0.02mg/m3E.0.005mg/m
[单选题]车间空气中汞的最高允许浓度是()。A.0.015mg/m3B.0.02mg/m3C.0.03mg/m3D.0.01mg/m3E.0.005mg/m3
[单选题]车间空气中汞的最高允许浓度是( )。A.0.03mg/m3B.0.015mg/m3C.0.01mg/m3D.0.02mg/m3E.0.005mg/m
[单选题]车间空气中汞的最高允许浓度是A.0.02mg/m3B.0.01mg/m3C.0.03mg/m3D.0.015mg/m3E.0.005mg/m3
[单选题]车间空气中汞的最高允许浓度是()。A.0.02mg/m3B.0.01mg/m3C.0.03mg/m3D.0.015mg/m3E.0.005mg/m3