maimaidagou - 2014/7/2 9:54:00
钢筋拉伸,弯曲试验的原始标距8mm的热轧光圆钢筋是取几倍d呢???5还是10啊B midé·£bbs.3c3t.com!£ íS~ϳÖ
bianjinsuo - 2014/7/2 11:00:00
一倍B midé·£bbs.3c3t.com!£ íS~ϳÖ
wzh5006 - 2014/7/2 16:26:00
钢筋拉伸一般取10倍直径,弯芯直径8-22mm一般与直径相同B midé·£bbs.3c3t.com!£ íS~ϳÖ