With the across-wind force spectrum, the across-wind dynamic responses of tall square-section buildings with aspect ratio of 6 is analyzed in the conditions of different ground and wind velocities.
引入横风力谱模型，分析了某高宽比为6的方形截面高层建筑在不同地貌和风速条件下的横风向风振响应。
2
The horizontal cross section of the pyramid is square at any level, with each side measuring 229 m (751 ft) in length. The maximum error between side lengths is astonishingly less than 0.1%.