航首基線 的英文怎麼說
中文拼音 [hángshǒujīxiàn]
航首基線
英文
lubber line-
Such research can lead to a new flight procedure design methodology, which copes with these problems and makes strong economical senses. under the guidance of aviation safety, efficiency, regularity and economy, this thesis applies the principle of the instrument flight procedure, firstly, to research the current vor / dme instrument flight procedure, namely the vor / dme instrument flight procedure ( vor / dmf. ifp ), its holding procedures, departure routes, arrival routes, and approach procedures, cor the terminal airspace
本文在安全、效率、正常和經濟的原則下，運用儀表飛行程序設計的思想和原則，首先對在vor / dme導航臺上建立儀表進場航線、等待程序、儀表進近程序和儀表離場航線等機場空域內的飛行程序的設計方法進行了研究，總結出不同位置的vor / dme儀表飛行程序的布局形式、適用情況及其優缺點，並首次提出了以vor / dme為基準的封閉圓弧進近程序；其次，研究了基於vor / dme導航臺的區域導航飛行程序的設計方法；最後，研究了在現有的vor / dme儀表飛行程序上建立區域導航飛行程序的設計方法。Firstly, the research of this paper is focus on preflight global planning algorithm based on cell decomposition methods and artificial potential field methods
本文首先對基於柵格法和人工勢場法思想的離線航跡規劃演算法進行了研究。Thirdly, an ideal satellite orbit is simulated, and on this foundation, we establish some typical simulation and testing circumstances. lastly, after simulation in the simulation and testing circumstances, we compare the performance of ukf and ekf. and then, based on the outdoor experiment of the vehicle, an analysis and contrast between our simulation results and commercial data process software is carried out, and the conclusion is obtained
首先在第三章提出的目標運動模型的基礎上建立了系統狀態方程;其次簡要分析了衛星導航系統中的各類誤差，建立了基於偽距觀測量的系統觀測模型;第四節利用yuma格式歷書數據模擬了未受攝動影響的衛星軌道，並在此基礎上建立了幾種典型的動態模擬測試環境;第五節為模擬分析和比較，先對ukf演算法和ekf演算法在動態模擬測試環境中進行了模擬比較，然後針對外場試驗，對非線性濾波獲得的定位結果與商業軟體進行了分析比較，並得出結論。This paper firstly analyzed the character and setting forth of international dry and bulk cargo market, then according to the variety of cargo analyzed the transport volume on different routs. on the basis of them forecasting the transport volume of international bulk cargo, trying to find the the orderliness of international dry and bulk cargos market ; the following part study the scale and configuration of international dry and bulk fleet, and analyzed the actuality of cosbulk compare with it
本文首先分析了國際干散貨航運市場的基本特徵和基本規律，並進一步根據不同的貨種、貨類分析了不同航線上運量狀況；並在此基礎上，對未來幾年的國際干散貨運量進行了預測，力圖尋找干散貨航運市場的發展趨勢；接著又研究了國際干散貨船隊的規模、結構等特徵，並將中散船隊現狀與之進行對照分析。In this paper, an approach of the systematic artificial neutral net was introduced into the analysis on the ship - against - bridges probability with a computer programs. based on the basic data of the present 12 typical bridges as the sample, 4 chief influential factors as the input coefficient, such as the bridge span, the water flow rate, the incline angle between water flow direction and the direction normal to bridge axis, and the curve in the course near the bridge area, with the ship - against - bridge probability as the output coefficient, the intelligent judging system of the ship - against - bridges probability reflecting the influence of the above input parameters is obtained after training
本文首次將人工神經網路系統方法引入了船撞橋概率的研究當中，編制了計算程序，成功地以現有12座典型橋梁的基礎數據為樣本，以橋梁跨徑、水流流速、水流方向與橋軸法線的夾角以及橋區航道彎曲度等4個船撞橋主要影響因素為輸入參數，以船撞橋概率為輸出參數，經訓練得到了能較好地反映上述輸入參數影響的船撞橋概率判斷系統。Firstly, while the nominal model is used, the filtering effect is very good. secondly, when the system model is n ' t definite, the filtered heading angle and rudder angle are steady in the error range. finally, when the complicated nonlinear wave model replaces the linear wave model, the filtering effect is also steady, and the estimate precision is high
首先，模擬是在名義模型的情況下進行的，此時h _濾波器的濾波效果很好；其次，我們在系統模型具有攝動的情況下進行模擬，此時經h _濾波器濾波后的航向輸出和舵令輸出基本能夠達到穩定；最後，我們採用較復雜的非線性海浪模型代替線性海浪模型進行模擬， h _濾波器的濾波效果也是比較穩定的，並且估計精度較高。A flight trajectory math model of an assumed cruise aircraft is built according to a simple blue print of the flight control system, with the foundation of a particular analysis of its kinematics and dynamics. a linear light - disturbed minor - cycled movement model and the transform function models are got through some simplifications
本文以某個虛構的巡航式飛行器的飛行控制系統為研究對象，首先討論了一個簡單的總體方案，然後根據此方案，在詳細分析此飛行器運動學與動力學的基礎上，建立了飛行器飛行模擬數學模型，並在允許的條件下進行簡化得出了此飛行器線性化小擾動短周期運動模型與傳遞函數模擬模型。The paper first generalizes basic substance and mechanism layout of sins. the hardware component and function of the embedded navigation computer control system based on pc / l04 bus technique is introduced. the paper majors in designing and realizing software of the sins based on the dos operation system
本文首先簡要地分析了慣導系統的基本工作原理，給出了慣導系統的機械編排，介紹了基於pc / 104總線技術的嵌入式導航計算機控制系統的硬體組成、結構和功能。The paper firstly analyzes the characteristics and demands of an electronic aeroengine controller, as a result, the design scheme of a primary module, which is based on dsp and can, is proposed for an electronic aeroengine controller. then, according to this scheme, a primary module is implemented by hardware design and software development. finally, a wpa aeroengine mathematical model is used to construct a matter - in - loop simulation system, with which a series of control system experiments are accomplished
論文首先分析了航空發動機電子控制器的特點，提出基於dsp帶can總線介面的航空發動機電子控制器核心模塊的設計方案；然後根據此方案，通過硬體電路的設計和軟體開發，實現了該核心模塊；最後利用渦噴a發動機的數學模型構成一個實物在迴路模擬試驗系統，並完成了模擬試驗。Secondly, we must seize the key to " holding the banner, put forward the new ideas of theories without spare efforts. thirdly, we must seize the essence of " service, let the parry ' s ideology building subject to and serve the political route. fourthly, we must seize the soul of " innovation ", that is, whether the party ' s ideology building can embody its primary position or not ; whether it can solve the problem of holding the banner or not ; whether it can escort and defend the political route or not, the key lies in whether we can bring forth new ideas in the party ' s ideology route, basic theories and the party ' s ideology building
一是黨的思想建設必須抓好「定位」這一前提，在把黨的思想建設放在首要地位的同時，要特別重視黨的制度建設；二是黨的思想建設必須抓好「舉旗」這一關鍵，大力推進理論創新；三是黨的思想建設必須抓好「服務」這一根本，黨的思想建設要服從並服務于黨的政治路線；四是黨的思想建設必須抓好「創新」這一靈魂，黨的思想建設能不能真正體現首要地位，能不能真正解決舉旗的問題，能不能為政治路線保駕護航，關鍵在於能不能在黨的思想路線、基本理論和黨的思想建設的形式方面不斷創新。分享友人