发布时间:2025-02-02 02:13:30
建筑物内变形缝、沉降缝等,凡缝宽在300MM以内者,均以其缝宽按自然层计算建筑面积,并入建筑物建筑面积内。
智能电饭煲上盖温度传感器用万用表怎么测其好坏其中有两条黑线接在电源板上怎么测其通断
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