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钢结构E代表什么
更新时间: 2021-01-30 18:28:06  

1、钢结构E代表质量等级符号。

2、钢结构Q390GJE解释:钢板的牌号有由代表屈服强度的汉语拼音字母(Q),屈服强度数值,代表高性能建筑结构用钢的汉语拼音(GJ),质量等级符号(B、C、D、E)组成。Q390GJE代表屈服强度为390兆帕,高性能建筑结构用钢,质量等级为E级的特殊镇静钢。

关键词: 结构 代表 什么

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