发布时间:2025-01-30 03:54:45
房顶钢筋分为下部受力筋、上部负弯矩筋及分布筋,对于下部受力筋可以一间房一断筋,但钢筋应伸至墙中心线或梁中心线且不小于5d;上部负弯矩筋应自墙中心线或梁中心线乡两边各伸1/4倍板的净跨;分布筋主要用来固定受力筋或负弯矩筋的,以此形成钢筋网。
请教韩国原装进口cuckoo 电饭锅 crphb1015fg型号的预约功能如何使用
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