zhoudabo 发表于 2017-5-24 09:55 根据高3.9.2,3.9.3条,框支柱抗震等级为一级,高6.4.2条,轴压比限值0.6-0.05=0.55,高5.6.3,轴压比=(1.2 ...
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手机版|小黑屋|第一证书
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