世界上大多数地方,传统的混凝土瓦和黏土瓦在住宅和商业建筑陡坡屋面上已经使用了好几个世纪。过去5年里,对屋面综合性能要求的不断提高,推动了屋面设计的创新发展。美国瓦屋面协会(TRI)一如既往与其成员合作,为混凝土瓦和黏土瓦在陡坡屋面 For the most part in the world, traditional concrete and clay tiles have been used on residential and commercial buildings for many centuries. Over the past five years, the continuous improvement of roofing performance requirements has driven the innovation of roofing design. The United States tile roofing association (TRI), as always, with its members, for the concrete tiles and clay tiles on the steep roof