, it moves very fast at speeds up to 483 kilometers per hour . 而且,它的移动速度非常之快——时速高达483千米. it is one of the strongest kinds of storms . 它是最强的风暴之一. there are more than 800 tornados in the united stat...
To improve the safety operations, airspeeds shall be a preface to the Normal Procedures Section. B. The airspeeds shall be provided as an introduction to enhance the safety operations. C. The airspeeds which may enhance the safety of operations shall be provided as a preface to the No...
Tropical cyclones are prominent weather systems characterized by high atmospheric pressure gradients and wind speeds. Intense tropical cyclones occur in In... KVS Badarinath,SK Kharol,AR Sharma,... - 《Atmospheric Environment》 被引量: 49发表: 2009年 Skills of different mesoscale models over India...
On the measurement of wind speeds in tornadoes with a portable CW/FM-CW Doppler radar FM-CW Data are recorded on the VCR, while voice documentation is recorded on the audio tape; video is recorded on another VCR. The radar and antennas... HB Bluestein,WP Unruh 被引量: 0发表: 1991年 ...
Sobeautifulashuttlecock • Theshuttlecockisamissileofcorkandgoosefeatherthatplayersvolleyacrossthenet,Theflightofshuttlecockhasbeenrecordedatspeedsof260kilometresperhour.Speed,agilityandlightning-fastreflexesareessentialtothegame.Playershavebeenknowntocovermorethansixkilometresinasinglematch.Badmintonracket Badminton...
For an aircraft to have good performance at supersonic speeds, its wings must be thin and have highly curved or even sharp leading edges. If no... DG Hurley - 《Advances in Aeronautical Sciences》 被引量: 29发表: 1959年 Jet-into-Crossflow Boundary-Layer Control: Innovation in Gas Turbine...
Isotachs of resultant currents are presented and related to the general circulation and thermal structure. Analysis shows parallel bands of oppositely directed flow separated by cyclonic and anticyclonic shift axes where speeds are minimal. This order of velocity distribution is more distinct from the ...