由于风荷载是钢塔架等钢结构的主要荷载，风荷载作用下上述结构的疲劳寿命预估因而是至关重要的。
The prediction of fatigue life is important for steel towers and so on, because for this type of structure wind load is regarded as the main load.
风荷载是控制大跨度钢屋盖结构设计的主要荷载之一。
The wind load is one of the main control loads for the large span steel roof structure.
对于体型复杂的大跨度钢屋盖结构来说，风荷载是控制结构设计的主要荷载之一。
As for the large span steel roof structures of irregular shape, the wind load is one of the main control loads in the design.
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