那只不过是空谈。
The wind is passing through, Who has seen the wind?
谁见过了风？
The real travel has began, the journey is long, passing scenery understatement or imprint is engraved on my heart, through wind and rain, to meet the sun.
真正的旅行早已开始，行路漫漫，路过的风景，轻描淡写或者刻骨铭心，经历风雨，遇见阳光。
The power expression by the wind passing through the rotor swept area of back wind direction wind turbine is accurately deduced from energy viewpoint based on wind shear and tower shadow effect.
从风力机获取能量角度出发，充分考虑风剪切与塔影效应，精确推导出作用于下风向风力机风轮扫掠面积上理论风功率的计算式。
The power expression by the wind passing through the rotor swept area of back wind direction wind turbine is accurately deduced from energy viewpoint based on wind shear and tower shadow effect.
从风力机获取能量角度出发，充分考虑风剪切与塔影效应，精确推导出作用于下风向风力机风轮扫掠面积上理论风功率的计算式。
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