projectile range 中文意思是什麼

projectile range 解釋
槍炮靶場
  • 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。
  • range : vt 1 排列;整理(頭發等)。2 使歸類[班、行、隊];把…分類。3 〈用被動形或反身形〉加入,站住…的一邊...
  1. Aerodynamic design and analysis of canard rudder for gliding extended range projectile

    滑翔增程彈鴨式舵的氣動設計與分析
  2. This method not only solve the problem of measuring the millimeter - wave detector system on projectile and testing on shooting range, but also bring forth a effective measuring way, and supply a good conditions for target identifying

    該方法不僅解決了彈載毫米波輻射計的系統檢測和靶場試驗測試問題,為型號研製、試驗及生產等環節提供了有效地檢測手段,也為目標識別研究提供了良好的條件。
  3. It can be used not only to change the fire precision of the base bleed projectile, but also to improve the effect of reduction drag and expansion range. the calculating model of the secondary expansive pressure of the burning gas is constructed by means of analysis of the experimental resuits, it has been confirmed that the new base bleed unit can be designed, with the secondary expansive principle of the burning gas pressure. the engineering project of a hybrid base - bleed - rocket high - level efficient extended - range projectile is designed, with the secondary expansive principle of the burning gas pressure, the feasibility and the true worth of its engineering applications is validated in theory

    本文提出了底排燃氣壓力不隨外部壓力變化,既可改善底部彈射擊精度又可提高減阻效果的二次擴張原理,建立了底排燃氣二次擴張壓力的計算模型,並通過採用二次擴張原理的新型底排裝置與傳統底排裝置的對比試驗,驗證了新型底排裝置結構實現的可行性;完成了基於底排燃氣二次擴張高效增程原理的底排?火箭復合高效增程彈方案設計及其有關計算,從理論上驗證了其工程應用的可行性和實際價值。
  4. It has been maked for immediate and statistical analysis that the calculation about the work order parameter of the base - bleed - rocket is calculated in the taguchi method, its influencing trend is bring out in the open, the theoretical base is settled for confirming the greatest combination about the work order parameter of the base - bleed - rocket. the multi - objectile optimal design model is established that the indexes have been taked into account first and synthetically, such as physical parameter range lethality power strength and flight stability and so on, the program is compiled and the example is calculated. the true worth of the theoretical work in this paper is validated by flight experimentation of 130mm hybrid base - bleed - rocket extended - range principium projectile

    本文進行了底排?火箭復合增程彈工作時序參數正交試驗設計的直觀分析與方差分析,揭示了每個參數對射程計算的影響趨勢,為進一步確定底排?火箭工作時序參數值的最佳匹配組合奠定了理論基礎;建立了底排?火箭復合增程彈多目標優化設計模型,該模型首次綜合考慮了底排?火箭復合增程彈的結構特徵參量、結構強度性能、飛行穩定性、威力性能和射程指標,編制了相應的分析程序,進行了算例計算;完成了130mm底排?火箭復合增程原理樣彈的結構設計與飛行試驗,其試驗結果驗證了本文理論研究工作的實際應用價值。
  5. In order to solve the problem of deviation of suitable angle andthe practice of shot put, the author analyzes the function relation between performance and the maximum projectile range, draws the best result theorem that is new optimum angle formula and sign - line parameter

    為了解決鉛球適宜投出角度公式與實踐偏離的問題,分析了鉛球成績與拋體最大射程的函數關系,得出了最大成績定理、 「新」最佳投出角度公式和最佳出手角度標志線參數式。
  6. Modeling and transient analysis of the process of compound extended - range projectile pulling in bore are mainly studied in this thesis

    彈丸擠進過程是一個高速沖擊、大變形、帶過盈配合的接觸問題。
  7. In view of the fact that there are three types of a hybrid base - bleed - rocket extended - range projectile and they are different from each other in the general structural layout, their structural characteristics and the work performance of the two propellant units is analyzed in this paper

    本文針對三種總體結構布局形式不同的底排?火箭復合增程彈,分析了它們的結構特點和底排裝置、火箭裝置的工作特性,詳細討論了復合增程彈底排?火箭工作時序選擇對彈道特性的影響以及實現理論上最佳彈道的匹配條件。
  8. This paper studies the 50 and 42. 5 valves, which used in bk183 - 5 rocket engine of a100 long - range multicell rocket projectile with numerical calculation. the results of simulation are consistent well with theory and experiment. the calculation starts off with simple two - dimensional model, as well as coupled implicit solver and advanced v2f turbulence model are used

    本文對採用負壓切換的用於a100遠程多管火箭彈bk183 - 5姿控發動機的50閥以及在其基礎上改進的42 . 5閥進行了數值計算,取得了較為滿意的效果,計算結果與理論分析和實驗數據都十分接近。
  9. And the effect of the work order of the two propellant units to the performance of the trajectory and the matching conditions to obtain the theoretical optimum trajectory is discussed too. according to the ballistic speciality of a hybrid base - bleed - rocket extended - range projectile during base - bleed and rocket work, its physical parameter is non - constant, such as its mass position of mass centre polar and equatorial moment of inertia. after a mulriple ballistic model of constant physical parameter is established, a mulriple ballistic model of continuous and non - continuous physical parameter is educed and the program is compiled, the theoretical tool is constructed to study othe other pivotal technology of a hybrid base - bleed - rocket extended - range projectile

    本文根據底排?火箭復合增程彈其底排燃減阻和火箭助推階段的質量、質心位置、轉動慣量等結構特徵參量變化的彈道特徵,在建立底排?火箭復合增程彈結構特徵參量為不變常量的多元彈道計算模型基礎上,導出了結構特徵參量為連續變化量和非連續變化量的底排?火箭復合增程彈多元彈道計算模型,編制了相應的計算機數值分析程序,構建了研究底排?火箭復合增程彈其它關鍵技術的理論工具。
  10. In this paper, based on the viscoelasticity theory and the dynamics theory, the finite element method ( fem ) is used to the structural integrality analysis of the grain in rocket engine of the base - bleed and rocket compound extended range projectile in chamber

    本文基於粘彈性理論和動力學理論,運用ansys對某型號底排?火箭復合增程彈助推火箭發動機藥柱在膛內的結構完整性進行了系統的分析。
  11. 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。
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