新航跡 的英文怎麼說
中文拼音 [xīnhángjī]
新航跡
英文
surco nuevo-
Students of the earth ' s mid - ocean ridge were closely following the incoming data from the galileo mission to jupiter, looking for more hints that an ocean of water - and with it, undersea volcanoes - could exist under the ice that covers jupiter ' s moon europa future interlanetary missions to europa and other promising sites seemed far more likely to find support than they had before mckay ' s announcement
研究地球大洋洋底形成的海脊的學者也在密切注視探索木星的伽利略號飛船傳回的最新信息：在木星的衛星歐羅巴表面冰蓋下面是否存在著海洋及海底火山的跡象，將來飛往歐羅巴及其他可能有生命的地點的星際航行任務可能會帶來更多的新發現，支持地外生命這一假設。They are combining their efforts to work new wonders in space technology
他們正同心協力去創造航天技術的新奇跡。On the basis of the research on the channel transit capacity of single vessel, and with the combination of previous research methods, a comprehensive assessment model is set up in view of the effective width of the channel ; the passing depth of the channel ; the time taken for passing at high tide. some new viewpoint are developed from the mathematical analysis on the width of the track belt
針對基於單船的航道通過能力的研究，結合以往研究方法，確定了以航道有效寬度、航道通航水深及乘潮歷時為考察對象的綜合評定模型，針對將數學方法結合數值模擬對航跡帶寬度的求解提出了一些新的見解。The detailed discussion of application of dynamic data association algorithm based on flight path dynamic prediction in this paper offers an new effective way to solving the multitarget tracking problem in track while scan radar
通過航跡動態預測，對動態航跡數據相關在邊掃描邊跟蹤雷達的數據處理方面應用做了詳細討論，為解決邊掃描邊跟蹤雷達的多目標跟蹤問題給出了一種有效的新途徑。Chapter 3 concentrates on the important technology of pd radar ' s data processing. this chapter includes the resolution of range and velocity ambiguity and the theory of the start of tracking, the refreshment of tracking, the disappearing of tracking and the single target tracking. in the part of the refreshment of the tracking, the, the theory and realizing of the filtering algorithm and the point ? tracking relating are illustrated
第三章重點敘述了脈沖多普勒雷達數據處理的關鍵技術，包括數據錄取時距離和速度的解模糊； pd雷達工作在搜索狀態下目標航跡的起始，航跡的更新，航跡的消失，以及目標的編批和最優先級目標的判斷，其中航跡更新中主要講述了跟蹤濾波和點跡?航跡關聯的原理及實現； pd雷達工作在跟蹤狀態下的單目標跟蹤原理。Then its mathematical model is set up and its validity is proved by computer simulation results. in the following, a new processing method of using three - antenna to detect, locate and image moving target is proposed based on dpca and interferometric theory. this method can not only suppress ground clutter effectively and detect moving target but also locate accurately azimuth position of moving target and estimate its velocity
深入分析了dpca和干涉的原理后，提出一種沿航跡放置的三天線sar動目標檢測和成像方法，詳細描述了該方法的工作機理，給出系統組成框圖，並給出該方法進行動目標檢測、定位、測速和成像的步驟，然後給出了計算機模擬方案及大量的模擬結果，充分證明了採用該方法不僅能夠有效的抑制地雜波、檢測動目標，還能夠對動目標精確定位，準確估計出動目標的速度，對動目標重新聚焦成像。The circumstance of war is becoming more and more complicated, and there are more and more new weapons come forth, too. all above bring tracks management a big challenge. for these reasons, in this paper we mainly do some researches on track initiation 、 track fusion and target tracking under background of the project between a certain department of china aerospace science & industy company and us, and we also have done some forward - looking research on high maneuver targets tracking
日趨復雜的戰爭環境和各種新式武器的不斷涌現給航跡管理帶來了很大的挑戰，針對此種情況，本課題以與航天集團某部的合作項目為背景，主要研究了航跡起始、航跡融合以及航跡跟蹤等問題，並針對高機動目標跟蹤展開了前瞻性的研究。Compared with conventional ssr, the prm has no scan rate restrictions, thus capable of providing a much faster update rate ( up to 0. 5 second ), better target presentation in terms of accuracy, resolution, and track prediction
與傳統的二次監察雷達相比，精密跑道監察系統的功能不受掃描速度限制，故更新速度可快許多（最快達０ ５秒） ，而且在準確度、清晰度及航跡預測等方面，均達到更佳的目顯示效果。This paper researches a new method and technique of flight path filtering and interconnection of multi - sensors, and applies the basic theory of data fusion and computer network to the tracking system of close - in anticraft weapon, thereby the frame of networked tracking system of close - in anticraft weapon
摘要研究多探測器航跡濾波與互聯新技術與新方法，把數據融合的基本理論和計算機網路技術應用於近程防空武器的跟蹤系統中，得到了近程防空武器網路化跟蹤系統的框架。The integration of terrain following / terrain avoidance / threat avoidance is a new technique for the aircrafts to achieve low altitude penetration flight. and the trajectory programming technology is the important base of the design of control laws
綜合地形跟蹤地形迴避威脅迴避是新一代低空突防飛行的關鍵技術，其中的航跡規劃技術是飛行器低空突防飛行控制律設計的重要依據，通過對航跡的規劃，使得飛行器緊貼地形輪廓安全飛行。In order to provide a basic and effective practical engineering tool for handling quality planning, analysing and evaluating, which is needed hi helicopter prototype development, this research work is launched on the fundation of comprehending the new aeronautical standard of united states army - ads - 33, and has obtained the achievements as following : ( 1 ) performance definition of pcs according to the criteria requirements for an explicit helicopter, beginning at analysis of its missions. ( 2 ) establishment of a helicopter attitude controller, which can meet the criteria requirements, by using the technology of adaptive neural network model - inverse control ; implementation of two response types ( rts ) and two control modes ; evaluation of quantitative parameters according to the ads - 33. ( 3 ) establishment of a helicopter trajectory contoller based on the attitude controller ; simulations of mission task elements ( mtes ) and evaluation of handling quality
為了給型號研製中飛行品質的規劃、分析和評價提供基本的、有效的工程實用工具，本課題在充分消化理解美軍新航標ads - 33的基礎上，作了以下工作： （ 1 ）針對具體直升機，從任務分析入手，根據規范要求確定對飛控系統的要求； （ 2 ）應用自適應神經網路模型逆控制技術，構造了能夠滿足飛行品質要求的直升機姿態控制器，實現了兩種響應型式、兩種控制模式，並根據ads - 33進行了定量指標評估； （ 3 ）在姿態控制器的基礎上，構造了軌跡跟蹤器，進行了任務科目基元模擬和飛行品質評估。Abstract : on the base of the traditional algorithms of the sun ' s orbit, an algorithm of the apparent motionof the sun ' s orbit for the marine simulator is given, and in order to realistically simulate the apparent mo - tion of the sun, a new method of the transformation of the coordinates is proposed
文摘:在傳統天文學的天體視運動軌跡計算方法的基礎上，給出一種在航海模擬器中應用的太陽視運動軌跡的計算方法，並且針對太陽在視運動當中高度變化的特點，提出了一種新的坐標變換方法，以逼真模擬太陽的視運動Given the condition of the fusion tracking under multiple sensors non - linear measurements, this paper applies the conclusion of the analysis of single sensor decoupled cmkf, tss filter and tss variance to the fusion tracking system. it also studies their application in basic measurement fusion and track fusion algorithm, and covariance recursive formula of track fusion is deduced. which offers a new way for steady - state performance evaluation of multi - radar fusion tracking
考慮多傳感器非線性觀測下的融合跟蹤，論文將單傳感器解耦cmkf 、 「暫穩態」濾波器以及「暫穩態」方差分析的結論推廣應用到融合跟蹤中，研究了其在基本的量測融合和航跡融合演算法中的應用，推導了航跡融合中互協方差的遞推公式和「暫穩態」公式，為多雷達融合跟蹤的穩態性能估計提供了一種新途徑。分享友人