navigation line 中文意思是什麼

navigation line 解釋
航向線
  • navigation : n. 1. 航行；導航；領航；航海[航空]術。2. 〈集合詞〉船。3. 〈古語〉航路；海上交通。adj. -al
  • line : n 1 線；繩索；釣絲；測深度用繩，捲尺。 a fishing line 釣魚線。 be clever with rod and line 會釣魚...
  1. Radar echoes include echoes of lands, islands, all kinds of moving targets, racon, sart and sea, etc. arpa marks consist of fixed range marker, variable range marker, electronic bearing line, guard zone, heading - line, parallel index ( 4 navigation lines ), vector lines ( or pad ) and past track information of tracked target ships, marks of trial manoeuvres, ect

    雷達回波包括陸地、島嶼回波，各種活動目標的回波，雷康、 sart回波，海雜波等。 arpa符號包括包括固定距標圈、活動距標圈、電子方位線、警戒圈、船首線、 pi線、已錄取目標的矢量線以及歷史航跡（或pad ） 、試操船符號等。
  2. Luanda angola 28 nov an agreement between the african investment bank aib and germany s exportation financing bank aka was signed friday by the german and angolan governments to provide a credit line for the air navigation sector an aib press release said

    安哥拉羅安達， 11月28日電非洲投資銀行aib的一份新聞稿稱，上周五，德國和安哥拉政府簽署了一份aib與德國出口融資銀行aka之間的協議，為安航空業提供信用額度。
  3. Secondly, based on the existing international technologic analysis, two different measurement schemes are proposed. one navigation scheme uses pixels as measurements vector, and the other one uses line of sight ( los ) of object celestial body and angles from probe to object body as the measurements vector

    其次，通過對國際上現有技術的分析，給出兩種不同的導航觀測方案:一是利用圖像作為觀測量的自主導航;二是利用視線方向及夾角作為觀測量的自主導航。
  4. That specialty is that high is greater than dimension of cross section. at present, tv tower, transmit electricity line tower tower used transmission signal of microwave navigation tower were build stampedely

    目前，電視塔、輸電線路塔、微波信號傳輸塔、導航塔等各種適應工程應用的塔架蜂擁而起，使得塔架結構的研究被提上日程。
  5. In order to finding the best structure of fleets, the nonlinear optimization method is adopted in chapter five, studying distributing ships for certain navigation line

    木淪義汁次將幾川十船w選優方刑，通過對單船和船隊兩利叫訃、汀比狀忐1八喉
  6. This kind of mechanism can complete straight line and circular arc route. and gets the design equations of the route shape, which are the base of the navigation control

    得出了該機構的運動學原理，並推導了路徑形狀設計公式，為實現移動機器人的導航控制提供了運動學理論基礎。
  7. " despite a very challenging operating environment, the group has plans for new projects with innovative products and services such as personal tracker ( a portable tracking device for users ), gprs mobile location devices, outdoor billboard management system, on - line auto navigation system, location - based services for mobile telephones and others in the pipeline

    蔡氏總結：盡管目前經營環境滿布挑戰，集團仍計劃推出一系列創新科技產品及服務項目：如個人流動追蹤設備（ personaltracker ） ， gprs流動定位設備（ gprsmobilelocationdevices ） ，戶外告示板管理系統（ outdoorbillboardmanagementsystem ） ，車輛自動導航系統（ autonavigationsystem ）及行動電話定位技術服務等。
  8. Based on mark line recognition navigation, it becomes a main research direction because it has more merits than other visual navigation methods, such as easy setting up and changing of mark line, low technical cost and so on. meanwhile, it can quickly process the images and has a good performance of real - time control

    標識線導航，由於引導路徑的設置和變更相對容易、技術成本和費用低，並且與其它視覺方法如三維視覺識別技術相比，圖像的處理速度快，控制實時性較好，因而成為自動引導車導航的一個主要發展方向。
  9. Aimed at mark line navigation, this dissertation takes car - like agv as the research objective, suggests a navigation route recognition algorithm based on linear model, which resolves the problems such as noise elimination, the edge of the mark line obtaining and the location of the agv during the process of image processing

    針對標識線導航，本文以兩輪驅動自動引導車為研究對象，提出了基於線性模型的路徑識別演算法，解決了圖像處理過程中的噪聲消除、邊緣提取、車體的位置信息分析等問題。
  10. The constitutions and principles of position of gps > glonass and beidou navigation system are described all around in this article, and the following technologies are studied and realized : communication between com ports with oop technology, compound navigation with gps and glonass. calculate velocity, pseudorange difference, smoothing pseudorange with the carrier - phase and models to correct error are also done ; the transforms between wgs - 84 and pz - 90, as well as wgs - 84 and beijing54 coordinate system ; the technologies to display and manage bitmap, vector map based on mapx also ; conversion of data formats between gjb and mif data format of maplnfo corp. arithmetic of creation dem data based on contour line data from 1 -. 25000 map data with gjb format. texture the surface of terrains with corrected aviation image

    本文全面介紹了gps 、 glonass 、北斗導航系統的組成、定位原理，研究並實現了面向對象的串口通信技術、 gps + glonass組合導航、測速及偽距差分、相位平滑偽距差分以及有關誤差的模型改正、 wgs ? 84和pz ? 90 、 wgs ? 84和北京54坐標系的坐標轉換、柵格地圖的顯示和管理、基於mapx的矢量地圖的顯示和管理、 1 : 25萬軍標數據和mapinfo的mif數據格式雙向轉換、基於軍標數據的dem生成演算法、基於opengl的三維地形構造、航空圖像紋理地形表面、三維坐標量算、虛擬現實模擬導航、三維地形的層次細化演算法以及數字圖像處理中的圖像增強、幾何變換、影像匹配等技術。
  11. In the process of obstacle navigation, the inspection robot arm needs to grasp the power line exactly

    摘要巡檢機器人在越障時，需要完成機器人手臂的準確抓線控制。
  12. Highway : it is an intersetion of weiwu expressway ( nationhighway ), pengshui highway, muhuang highway ( bothprovincialhighways ) and pengfeng highway ( town - levelhighway ). itisalso connected with jiqing, tongsan expressways as wellas the expressway network in three provinces in northeast china through penglai ? dalian ro - ro navigation line. the transportation is quite convenient

    公路? ?國道威烏高速、省道蓬水路牟黃路、縣道蓬豐路在此交匯，連接濟青高速、同三高速，通過蓬（萊）大（連）滾裝航線與東北三省高速公路相接，形成四通八達的公路交通網。
  13. Like proportional navigation guidance ( png ), the new guidance law, which utilizes line - of - sight ( los ) measurement only, is simple in implementing

    在執行上，變結構制導律僅使用了視線轉率測量值，因而和比例導引同樣簡單。
  14. According to the design code for filling and emptying system of shiplocks and the layout characteristics of the second line of qililong sea route on fuchun river and the upstream navigation tunnel, the type of the filling and emptying system of shiplocks is determined, the area of the culvert transect at the valve is calculated, and the layout type and key size of the filling and emptying system are recommended

    摘要根據富春江七里瀧航道第二通道工程船閘及其上游通航隧道總體布置的特點，按照《船閘輸水系統設計規范》的要求，確定了船閘的輸水系統型式，並計算了輸水閥門處廊道斷面的面積；推薦了通航船閘輸水系統的布置及關鍵尺寸。
  15. Including the testing of the validity of sensor data and the adapting of the q matrix in reai - time, the kalman filter is researched to improve the real - time, precision and robust of navigation system. with this method, the disturbances resulted from the many uncertainties in non - structure agricultural environment can be overcome, the movement of road line can be followed in the image space so that the technology of visual window can be used, the current measured state of wheeled mobile robot can be substituted by the predicted state to increase the real - time of control system

    包括傳感器數據有效性檢驗、 q陣自適應實時調整等內容，詳細地研究了利用擴展卡爾曼濾波理論改善導航系統實時性、精確性和可靠性的具體方法，以克服農田非結構化自然環境里存在的多種不確定因素給導航系統造成的干擾，跟蹤圖像空間中路徑目標的運動而便於有效地利用視覺窗口技術，提供輪式機器人狀態的預測值代替實測值進行導航控制來改善控制系統的實時性等
  16. The motion law of the perspective projection of a line on the ground in the image space is analyzed, and the navigation parameters are gotten directly by transforming the line in the image space into navigation parameters space according to the principle of hough transformation

    本文中分析了直線路徑在圖像空間中投影的運動規律，研究了如何利用hough變換把圖像空間中的線映射成導航參數空間中的點，直接獲取所需導航參數的方法。
  17. Generally, traditional hough transformation is used to detect the line or some special curves in the image space, and navigation parameters can only be obtained indirectly by finding the corresponding position in the navigation coordinate through the anti - perspective matrix

    傳統的hough變換是在圖像空間中檢測直線或某種特定的曲線，然後在把直線通過透視投影關系矩陣映射到導航坐標系中間接地得出所需的導航參數。
  18. Using the sampled controlling parameters of the aircraft under pure proportional navigation ( ppn ), the thesis designs the corresponding discrete input signal of the guidance controller under the inside demand of the pursuing control, and trains a module of rbf off - line. then, the module is inserted into the control system of the aircraft and acted as its control input in order that the optimal function of the aircraft under ppn can be realized

    在分析比例導引律導引載機追蹤/截獲目標的狀態軌跡的基礎上，闡述徑向基神經網路的非線性功能特點，根據載機追捕目標的內在要求，設計並訓練徑向神經網路模塊，嵌入載機導引器的控制迴路，實現優化載機導引控制。
  19. Based on a lot of experiments, the statistics law of gps positioning data is found and the simple multiple digital filter algorithm that suits the single chip microco ntroller is adopted to optimize the positioning data. the positioning precision is improved effectively. according to the optimization result, the vertical scan line algorithm is used to discriminate the position status of navigation mark

    選用gps接收機採集航標的位置信息，通過大量的實驗總結出gps定位數據的統計規律，使用簡單的適合單片機使用的復合數字濾波法優化定位數據，有效提高定位精度，並根據優化結果，採用垂直掃描線演算法判別航標的位置狀態。
  20. The system performed as obtaining the real - time navigation information, adjusting the on - line control parameters, programming flight path, storing and analyzing data, which insured the realization of long distance flight

    系統實現了導航參數實時獲取、飛行控制參數在線調整、航跡規劃與回顯、數據存儲及分析等功能，並為超視距飛行提供了有利保障。
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