这座房屋主要是混凝土结构，能营造长跨度的无柱空间。
The house is primarily constructed of structural concrete allowing for long, column free spans.
近年来，随着人民生产、生活的需要，大量大跨度房屋不断兴建。
Recently, with the demand of production and life of people, lots of large-span structure building arise in cities.
在国内外风灾中，低层房屋及大跨度柔性屋盖的风致破坏在很大程度上都是由内、外压联合作用引起的。
In some cases of wind hazard, a large proportion of the wind-caused damage of low-rise building and long-span flexible roof is due to the exter-inter wind pressure combined action.
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