游客 118.122.113.x 发表于 2017-6-26 11:02 14年钢结构18题，朱总的书解析中说道当腹板板件宽厚比大于93（235/fy）^0.5时，取rx=1.0。请问这个出处在哪 ...
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手机版|小黑屋|第一证书
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