AR816 anemometer with ultra small impeller integrally anemometer, maximum, current value, average wind speed, wind temperature, wind velocity response of analog display, pocket-sized portable model.
AR 816风速计具有超小型叶轮一体式风速计，最大、当前值、平均风速、风温测量，风速反应模拟条显示，袖珍便携机型。
The instantaneous moving mode of sand mass is divided into 4 types, namely: rolling, jumping, suspending, and running away, when the wind speed reaches the threshold velocity of sand-driving wind.
文章研究将沙粒在风速达到沙粒的起动风速时沙粒的瞬间起动方式分为4种，即：滚动、跳跃、悬浮和飞扬4种。
The wind speed trends for the winter and spring, the troposphere, the lower wind speed decreased significantly, the stratospheric wind velocity increased significantly.
各季风速变化趋势为冬季、春季对流层中、下层风速下降显著，平流层风速风速上升显著。
The low speed wind tunnel data acquiring and the closed loop controlling of wind velocity are realized by PLC and human machine interface and inverter from Fuji.
采用富士plc、人机界面与变频器实现了低速风洞数据采集和风速的闭环控制。
The results show:For the same wind speed, as the wake away from the wind rotor, the wake velocity gradually closer to flow velocity;
计算分析得出，对于同一风速，随着尾流远离风轮，尾流速度逐渐接近来流风速；
The results show:For the same wind speed, as the wake away from the wind rotor, the wake velocity gradually closer to flow velocity;
计算分析得出，对于同一风速，随着尾流远离风轮，尾流速度逐渐接近来流风速；
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