towed flight 中文意思是什麼
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Making use of user " s module offered by vpm, write the emulation procedure of the towed flight
第三部分熟悉模擬框架軟體vpm ，並利用vpm提供的用戶模塊編寫牽引飛行模擬程序。 -
This paper relies on country 863 project " taking off levelly, two stage to orbit and transatmosphere flight vehicle system design ", research towed flight dynamics primarily, development for our country air launch technology of carrier rocket, offering the essential technological reserve
本論文以國家863項目「水平起飛兩級入軌跨大氣層飛行器總體設計」為依託，對牽引飛行動力學進行初步研究，為我國研究運載火箭空中發射技術提供必要的技術儲備。 -
Through calculating and analyzing basic performance, the flight characteristic of the towed system is researched. stability and control issue of carrier rocket is discussed primarily. the net result of the thesis will prove the feasibility of the scheme of towed launch
論文通過牽引系統基本性能的計算和分析，完成牽引飛行特性的研究，同時對運載器的穩定性和控制問題進行初步的探討，最終結果將驗證牽引發射方案的可行性。 -
According to purpose of the towed flight, a new trajectory consisting of taking off, climbing phase, level flight phase is presented with. trajectory pitch angle of the towing plane is optimized. according to the flight law of the towing plane, the fin deflection angle and amplification coefficient of particle - system trajectory of carrier rocket are designed, in order to realizing flight steadily of the carrier rocker
根據牽引飛行的目的，對載機應用了「起飛?爬升?平飛」的變軌道飛行方案，同時對載機軌道的傾角、傾角變化規律進行優選設計；再根據載機的飛行規律，對運載器質點系軌道的舵偏規律及其放大系數進行了設計計算，實現運載器穩定牽引飛行。 -
Have put forward the schemes of five kinds of setting - up models by analysis to towed flight, concrete course and basic theories of scheme carry on the simple narration on each, compare their pluses and minuses. combine with study the purpose, the suitable method towed systematic modeling way is chosen
通過對牽引飛行過程的分析，提出了五種建立模型的方案，就每種方案的基本理論以及建模過程進行簡單的敘述，對它們的優缺點進行比較，結合研究目的選擇出適合的方法作為牽引系統的建模方式。 -
Secondly, towed system is considered as many rigid body systems. according to research approaches of many rigid body systematic dynamics, the towed systematic engagement calculating models is derived ; according to actual course of the towed flight, deriving mathematics model of the course of taking off and towed flight of the towing plane and of carrier rocket, and corresponding parameter calculate models
其次將牽引系統作為多剛體系統宋考慮，根據多剛體系統動力學研究方法，建立牽引系統約束方程，由此推導出約束力計算公式；根據牽引飛行實際過程，推導出載機、運載器在起飛階段，巡航飛行階段的數學模型，以及相應的參數計算模型。
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