根据体育场主看台弧形挑篷的风荷载和振型函数特点，提出并建立了极坐标下计算主看台弧形挑篷风致振动响应的方法。

Based on the characteristics of wind loads and modal shape of grandstand arc roofs of large stadiums, a polar coordinate method for wind induced dynamic response analysis is proposed in this paper.

youdao

根据体育场主看台弧形挑篷的风荷载和振型函数特点，提出并建立了极坐标下计算主看台弧形挑篷风致振动响应的方法。

Based on the characteristics of wind loads and modal shape of grandstand arc roofs of large stadiums, a polar coordinate method for wind induced dynamic response analysis is proposed in this paper.

youdao