projectile aerodynamics 中文意思是什麼
projectile aerodynamics
解釋
彈丸空氣動力學- projectile : n. 1. 拋射體。2. 射彈。3. 導彈，飛彈，火箭。adj. 1. 拋射的，發射的；射彈的。2. 可拋射的；推進的。3. 【動物；動物學】（觸角等）能伸出的。
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The complicated aerodynamics characteristic of spinning projectile with lateral jets and with attack angle is studied detailedly. the formation and changes are analyzed including magnus force, normal force, yawing moment, pitching moment and pressure center
系統分析了旋轉側噴彈丸復雜的空氣動力學特性，分析了馬格努斯力系數、法向力系數、偏航力矩系數、俯仰力矩系數和壓力中心等參數的產生機理和變化規律。 -
The aerodynamics characteristic of spinning projectile with lateral jets has constitutionally difference in formation from that without jet, and it waves periodically. these characteristics are very important for the study of aerodynamics of projectile with lateral jets
與光彈體相比，旋轉側噴彈丸的空氣動力特性不僅在形成機理上發生了本質變化，而且在數值上表現出復雜的波動形式，這些特點將對旋轉側噴彈丸空氣動力研究帶來直接和深遠的影響。 -
The flowfield over low - drag and long - range projectile with small attack angle is numerically studied from transonic to supersonic velocity. it provides basic work for aerodynamics characteristic of this projectile and for lateral jet interaction flowfield, and it shows this projectile can decrease drag. zonal method is tried to compute flow over projectiles and results is satisfied, but computation is much slower
系統研究了低阻遠程彈丸在小攻角狀態，低跨聲速、高跨聲速和超聲速時的非對稱繞流流場，為該彈形氣動力研究提供理論指導並為彈丸側噴流研究奠定基礎，結果顯示低阻遠程彈丸外形具有優化繞流場、減小空氣阻力的特點。 -
In the result with lateral jets, the structure of jets, the pressure of projectile surface and the aerodynamics characteristics are all in steady periodical fluctuation
彈丸側噴流場干擾波系的空間結構、彈體表面壓力和各種空氣動力參數均表現為穩定的周期性波動。
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