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灌注桩钢筋笼的保护层垫块有什么作用?
灌注桩钢筋笼的保护层垫块有什么作用?
2025-03-15 07:31:44
推荐回答（1个）
回答1：
起到固定钢筋的位置以免钢筋外露，使钢筋在混凝土中锈蚀，起不到受力作用
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