However, this scale of road damage following an F1-F2 tornado has not previously been observed. A new approach was adopted to determine the wind speed for this road damage, by focusing on the speed of the flying debris and the pressure drop. As a result of the estimate, the wind speed ...
Loud winds that sound like a train or an airplanemight mean a tornado is very close.The best place to take cover from a tornado is in aplace without windows. People in cars should stop drivingand get into a building as soon as possible.1. What's the speed of the tornadoes?A. 300 ...
百度试题 结果1 题目1.If the wind changes speed and direction, then a tornadomight form.龙卷风 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Tornado Wind Turbine will reach nominal performance at a wind speed of 8 m/s with new blades and dome. The updated turbine generates twice as much energy in the wind speed range from 3 to 8 m/s. At speeds greater than 10 m/s, the performance is comparable, since it is limited by ...
tornado a highly localized, violent windstorm occurring over land, usually in the U.S. Midwest, characterized by a vertical, funnel-shaped cloud. twister whirlwind. typhoon a cyclone or hurricane in the western Pacific Ocean. whirlwind any wind that has a spinning motion and is conflned to a...
Not all winds are useful to people. Strongwinds can do a lot of damage. They can hurtpeople, trees, and buildings. A tornado is apowerful storm. Its winds can reach the speedof fast trains. Tornado winds can tear trees outof the ground and d...
The invention relates to a wind-power-station power output counterbalance system which comprises a wind speed acquisition and conversion circuit, an actual... 周雪松,宋代春,权博,... 被引量: 0发表: 2009年 System and Method for Predicting Tornado Activity The present system and method detects and...
1. a relatively small mass of air, as a tornado, rotating rapidly and advancing over land or sea. 2. something resembling a whirlwind, as in destructive force. 3. any circling rush or violent onward course. adj. 4. like a whirlwind, as in speed or force: a whirlwind visit. Idi...
Previously we proposed a method to extract an objective signal from the observed signal affected by a wind noise, using wind speed information. Along the s... HY Takakuwa - 《電子情報通信学会技術研究報告. 応用音響. engineering acoustics》 被引量: 0发表: 2002年 Devices and Methods for Detectin...
a.A wind with a speed of from 34 to 40 knots (39 to 46 miles per hour; 63 to 74 kilometers per hour), according to the Beaufort scale. Also calledfresh gale. b.A storm at sea. 2.oftengalesA forceful outburst:gales of laughter. ...