wagon ceiling
... 顶棚遮盖 cover 拱形顶棚 wagon ceiling 滑动顶棚 sliding roof ...
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大跨度超长薄壁构件的预应力拱形屋盖是将室内顶棚与屋面板两者合一的新型结构。
The large span and over long and thin wall and prestressed arch roof is a new type structure of combining indoor top and roof plate.
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