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- INFLUENCE OF ROCKET JET FORM THE NOSE ON AERODYNAMICS OF PROJECTILE 頭部噴流對彈丸氣動(dòng)性能的影響
- Astronaut Edward White had a kind of rocket gun. 他帶了一個(gè)類(lèi)似火箭槍的東西,
- The speed of rockets transcends that of airplanes. 火箭的速度快于飛機的速度。
- During the early period of rocket development,China had established a rocket mechanical model and,in addition,had determined various external forces (such as engine thrust and aerodynamics) during the process of flight. 中國在火箭研制初期,已建立起火箭的力學(xué)模型,此外也早已確定了飛行過(guò)程中的各種外力(如發(fā)動(dòng)機推力、空氣動(dòng)力)。
- During the early period of rocket development, China had established a rocket mechanical model and, in addition, had determined various external forces (such as engine thrust and aerodynamics) during the process of flight. 中國在火箭研制初期,已建立起火箭的力學(xué)模型,此外也早已確定了飛行過(guò)程中的各種外力(如發(fā)動(dòng)機推力、空氣動(dòng)力)。
- Aerodynamics of the Vocal Tract, Turbulence Noise, Abrupt Release, Bursts. 聲道的空氣動(dòng)力學(xué),紊流噪音,瞬間釋放,突發(fā)音。
- Enter mathematics and computer analysis of the aerodynamics of the golfball. 從而對高爾夫球進(jìn)行了空氣動(dòng)力學(xué)方面的數學(xué)與電腦分析。
- Our pilotless rocket enters the track of the earth. 我們把一個(gè)無(wú)人駕駛的火箭送入了地球的軌道里。
- This type of rocket is able to return to the earth and land on its legs. 這種火箭能夠返回地面;用其腿部著(zhù)陸.
- This paper discussed that the aerodynamics of F1 was enhanced by optimizing the figure of F1 cars by using of CFD. 摘要應用計算流體力學(xué)方法優(yōu)化F1賽車(chē)外形設計以改善其空氣動(dòng)力學(xué)特性。
- Wernher von Braun(1912-1977) was a romantic person in the field of rocket. 馮.;布勞恩(Wernher von Braun;1912-1977)是20世紀液體燃料火箭技術(shù)和宇航工程的開(kāi)創(chuàng )者和奠基人。
- "From a performance point of view, we have to work on the aerodynamics of the car... the downforce," he added. (“從比賽的角度來(lái)說(shuō),我們需要在空氣動(dòng)力學(xué)上下功夫,特別是下壓力?!彼a充道。)
- Space Propulsion begins with a review of rocket propulsion fundamentals. 在太空推進(jìn)這門(mén)課里,我們將以回顧火箭推進(jìn)基本原理為開(kāi)端。
- Add the stunning aerodynamics of the MAZDA 6 body printed with vivid color scheme and this machine is on the road fast. 添加令人驚嘆的空氣動(dòng)力學(xué)馬自達6機構,印刷與生動(dòng)的配色方案和本機是在道路上快速。
- The width to width ratio of grid fin was an important parameter influencing the aerodynamics of grid fins. 格寬翼弦比是影響柵格翼氣動(dòng)特性的一個(gè)重要幾何參數。
- Mum got a job on the station, so we could watch the launching of rocket free. 媽媽也在火箭發(fā)射站找了一份工作,所以我們可以免費觀(guān)看火箭發(fā)射。
- Experiment was conducted on aerodynamics of radial slot jet normally injecting into ducted flow for two slots with different width. 摘要基于兩種不同的射流孔寬度及寬廣的射流參數范圍,對扇形射流垂直入射至主流時(shí)進(jìn)行了空氣動(dòng)力學(xué)試驗研究。
- This article expounds a method for calculation of the water wave effect on aerodynamics of a three-dimensional vehicle flying close to water surface. 本文以邊界元法為基礎,在線(xiàn)性水波的假定下,對貼近水面飛行的三維飛行器,提出了一種計算氣動(dòng)力中水波效應的方法。
- Wind-tunnel experiments have been performed to study the aerodynamics of flexible decelerators such as drag parachutes and airbags. 對阻力傘、氣囊等柔性減速器進(jìn)行了風(fēng)洞試驗研究。
- The results showed that the disturbed aerodynamics of bullets in turning shrapnel of backward dispersion could be obtained. 結果顯示,采用該技術(shù)可以求得旋轉后拋撒子母彈的干擾氣動(dòng)力。