The movement of retractable roof makes the design of retractable roof structures very complex.
由于屋面可以移动，使得整个结构的设计与常规建筑相差很大，十分复杂。
Now, few articles refer to construction record, so this paper is great value in construction of retractable roof structures.
针对目前工程施工记录文献缺乏的现状，可对今后开合屋盖结构的施工提供成功经验。
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