A.2.67 B.3.3 C.2.55 D.3.5
A.310 B.330 C.360 D.390
A.不合格 B.合格 C.應(yīng)立即重做 D.應(yīng)立即用試餅法重做,并以試餅法結(jié)果為準(zhǔn)
A.鋼筋閃光對(duì)焊 B.電阻點(diǎn)焊 C.氣壓焊 D.熔焊
A.0.025% B.0.026% C.0.027% D.0.03%