音乐魅力

【建材网】于门窗玻璃的厚度，你了解多少？什么时候适合增加玻璃厚度？这一次，穗福门窗带你一探究竟。一、玻璃厚度：跟安全有关，跟节能关系不大传热系数K值是衡量玻璃节能性的主要参数之一，它反映了玻璃的温差传

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