平均风能密度最大值达298。
最棒的地面站风能密度约为一公里/平方米扫风面积。
The best ground-based sites have a wind-power density of about a kilometer per square meter of area swept.
在纽约上空的射流层（对流层顶）附近，风能密度可达16千瓦每平方米。
Up near the jet stream above New York, the wind power density can reach 16 kilowatts per square meter.
在测风塔上安装温度传感器的目的是为了计算风能密度，以及监测风场的环境温度。
This sensor is ideal for collecting temperature data for energy density calculations and monitoring air temperature at remote sites.
采用风速的韦布尔双参数方法测算出平均风能密度、平均有效风能密度，以及年风能可利用时间。
The mean wind energy density, mean effective wind energy density and annual available time of wind energy are calculated by using Two-Parameter Weibull Distribution function of wind speed.
由于风能的能量密度低，具有不稳定性和随机性，控制技术是大型风力发电机组安全高效运行的关键。
Because wind energy has lower density, instability and randomicity, control is vital for safety and efficiency of a large-scaled wind turbine.
风能是一种能量密度比较低、稳定性比较差的能源。
Wind energy is a kind of energy with relatively low energy density and low stability.
植被越高、密度越大，防风能力越强，同时，防护效应随风速增大而增强。
The higher and more dense vegetation grow, the effect stronger windbreaks show, and increases with the wind velocity.
植被越高、密度越大，防风能力越强，同时，防护效应随风速增大而增强。
The higher and more dense vegetation grow, the effect stronger windbreaks show, and increases with the wind velocity.
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