A.>66mm
B.>0.071mm
C.>0.076mm
D.>0.081mm
[单选题]双涂层构件时,紧固件、连接件镀锌后涂塑(聚酯)层厚度为()。A.>0.066mmB.>0.071mmC.>0.076mmD.>0.081mm
[单选题]双涂层构件时,紧固件、连接件镀锌后涂塑(聚酯)层厚度为( )。A.>0.066mmB.>0.071mmC.>0.076mmD.>0.081mm
[单选题]双涂层构件时,紧固件、连接件热浸镀锌单面平均锌层质量为()。A.120g/㎡B.150g/㎡C.270g/㎡D.350g/㎡
[单选题]双涂层构件时,紧固件、连接件热浸镀锌单面平均锌层质量为( )。A.120g/m2B.150g/m2C.270g/m2D.350g/m2
[单选题]钢管、钢板、钢带、紧固件、连接件涂塑层(聚乙烯、聚氯乙稀)厚度为( )。A.0.25mmB.0.38mmC.0.50mmD.0.63mm
[单选题]钢管、钢板、钢带、紧固件、连接件涂塑层(聚乙烯、聚氯乙稀)厚度为( )。A.0.25mmB.0.38mmC.0.50mmD.0.63mm
[单选题]钢管、钢板、钢带、紧固件、连接件涂塑层(聚乙烯、聚氯乙烯)厚度为()。A.0.25mmB.0.38mmC.0.50mmD.0.63mm
[判断题]钢管、钢板、钢带、紧固件、连接件的涂塑层厚度均为0.38mm。A.对B.错
[判断题]钢管、钢板、钢带、紧固件、连接件的涂塑层厚度均为0.38mm。()A.对B.错
[单选题]双涂层构件时,钢管、钢板、钢带加工成型镀锌后涂塑(聚酯)层厚度为()。A.>0.066mmB.>0.071mmC.>0.076mmD.>0.081mm