跨距中点;跨中
the relation between stress ratio and span centre deflection is linear, and when the stress ratio is large, the increase of mid-span deflection by cycle index is small.
应力比对跨中挠度的影响呈线形关系,且应力比较大时,跨中挠度随循环次数的增长相对较小;
Membrane structures are normally applied to light-weight structures designed for public use such as indoor sports ground, large-span shade in open ground, large parking, market, activity centre, storage, and military installation.
膜结构通常采用轻型构件,可以建造诸如:室内运动场,大跨度遮阳棚,大型停车场、商场、活动中心,仓库和军用设施等。
Structure design and research of steel large span suspended dome of the gymnasium in Sanya Sports Centre
三亚市体育中心体育馆大跨弦支穹顶钢结构设计研究
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