連接兩物的
annectent reinforcing bar applied in the shell fi'ame filled-wall 框架填充墻拉結(jié)筋
Improved construction method of expansion bolt and annectent reinforcing bar in shell frame filled-wall 填充墻拉結(jié)筋膨脹螺栓施工方法的改進(jìn)
annectent reinforcing bar 拉結(jié)筋
