发布时间:2025-02-03 04:55:55
制作部分的,出厂(钢结构加工厂)前焊缝质量检验完毕,进入现场后,安装前抽查检验;
安装现场焊接的,在主体验收前按图纸规定数量及要求检测。
消防系统各种规范哪有卖的请告诉我一下谢谢邮箱lgfeng1982163com
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