题目内容

简述箍筋的下料长度怎么计算.

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某梁的设计主筋为３根 HRB３３５级直径１８mm钢筋,今现场无该级钢筋,拟用 HRB４００级直径２０mm钢筋代换,试计算需几根?若用直径为１６mm钢筋代换,当梁宽为２５０mm时钢筋如何排列?

P169页，钢筋下料长度计算实例

boring stressful smelly bumpy (un)comfortabledangerous frustrating (in)convenient (im)practical luxurious romantic(un)reliable enjoyable (in)appropriate1. The buses are always late and sometimes don’t come at all. They’re totally _____________.

boring stressful smelly bumpy (un)comfortabledangerous frustrating (in)convenient (im)practical luxurious romantic(un)reliable enjoyable (in)appropriate2. Flying first class is so _____________; you can enjoy great food and drinks, and also lots of space.