With the increase of span-length and height, the wind effects on these more flexible structures have not been confined to static wind loading, and the dynamic wind effects due to various wind-induced vibrations must be considered.

• 随著结构跨度和高度的增大，风对这些柔性结构的作用就不限于静力风荷载，而必须考虑各种风致振动问题，以及由此引起的动力风效应。