The bird-nest-patterned stadium is the successful bid scheme for 2008 Olympic Games in Peking. The major structure of its roof is an elliptic plane grid structure which consists of several plane trusses irregularly crossed in two directions.
鸟巢形国家体育场是2008年北京奥运会的中标方案，其屋盖主体结构实际上是两向不规则斜交的平面桁架系组成的椭圆平面网架结构，每榀桁架与内环相切或接近相切，不妨称其为鸟巢形网架。
参考来源 - 鸟巢形网架结构的静动力性能研究·2,447,543篇论文数据，部分数据来源于NoteExpress
本文研究了圆形平面的鸟巢形网架，分析了结构构形，它可由统一的一类平面桁架系组成。
In this paper a circular bird-nest-patterned grid structure consists of some identical plane trusses is first investigated in the aspects of form and load behavior.
白栅栏圈围绕这桌子球部环绕一周，远处用小沙漏形的鸟巢来装饰。
A white picket fence circles the bulb of the table, and tiny hourglass shaped bird houses decorate the distance.
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