钢筋对焊接头弯曲试验指标是:HPB235级钢筋,其弯心直径为 2d,弯曲角度90度时不出现断裂,在接头外侧不出现宽度大于0.5mm的横向裂纹为合格。
参考答案:对
超强纠错。指出错误并改正。
( )1. What does Jim often have at supper?
A B C D
( )2. How many milk would you like?
( )3. The kids are just look, they don't want to buy.
( )4. I want three bag of rice.
( )5. This pair of shoes is 50 yuans.
19世纪初,拿破仑在教育上实行了典型的()体制