根据近几年的工程回访发现,设计和用料均比较考究的高级别墅型住宅屋面的渗漏水现象也很严重。通过调查分析,发现除去诸多施工和材料因素外,更主要原因是设计没有遵循“多道设防、刚柔结合、防排并用、复合防水、全面设防、节点密封”等原则。现分析如下:(1)很多设计人员?.. According to the project return visits in recent years, the leakage of water in the high-class villa-type residential roofs where design and materials are comparatively sophisticated are also serious. Through investigation and analysis, it was found that in addition to many construction and material factors, the main reason was that the design did not follow the principles of “multi-track fortification, rigid-flexible combination, anti-drainage and combined use, composite waterproof, full-scale fortification, and joint sealing”. The analysis is as follows: (1) Many designers?