Roofworks are one of important partial projects of building projects, good and bad of design and construction quality will affect directly use of houses.
屋面工程是建筑工程的重要部分，其设计与施工质量的优劣，直接影响房屋的使用。
Roofworks are one of important partial projects of building projects, good and bad of design and construction quality will affect directly use of houses.
屋面工程是建筑工程的重要部分，其设计与施工质量的优劣，直接影响房屋的使用。
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