发布时间:2025-02-04 15:08:28
在预计连接钢管或方钢的柱子上预留空心,待钢管或方钢穿辽后,用混合好的小石子混凝士加上部分凝结剂,搅拌均匀后敷好柱子与钢梁交接空间。全部钢柱连接都是釆用这种方法。
7471620unf2b六角焊接螺母标准件的六角外形尺寸是好多呢
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