grid navigation 中文意思是什麼

grid navigation 解釋
格網導航
  • grid : n 1 格子,格柵。2 (蓄電池的)鉛板。3 【無線電】柵級。4 鐵道網;【電學】電力網;〈英國〉(全國)...
  • 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
  1. The content of the thesis include many scientific fields, such as nautical mathematics, apparatus, ship navigate, communication, artificial intelligence, computer graphic, graphic management and so on. the function of route planning and advanced navigation in the system is based on electronic nautical chart. it bring forward the grid model in route planning, during the course of route planning, it provide ways to settle all kinds of instance ; it figures out the best head bearing of the ship with the real time transfer data from navigation apparatus to the system, accomplish the advanced navigation function in ecdis

    該系統是在電子海圖基礎平臺上來完成航線設計和最優航法功能的,提出了在電子海圖中利用網格模型來進行航線設計的方法,在求取最優航線的過程中,全面綜合地考慮了各種可能出現的情況,並逐一解決;最優航行方法中採用實時獲取船舶導航儀器傳入到系統中的數據,並根據這些數據進行計算,給出船舶當前最佳船艏向,實現基於電子海圖顯示與信息系統的最優航法。
  2. Abstract : variations of flow pattern, flow velocity in deep poo l and side bar, mainstream thread, and water surface, caused by excavation project, are investigated by two - dimensional mathematical model in an orthogonal curvili near coordinate system. the change of bed - load transport rate, and redeposition r ate are predicted. the influences of the excavation project on navigation are ana lyzed. grid - type and flat - type excavation alternatives are proposed and discuss ed

    文摘:採用正交曲線坐標系下的河道平面二維數學模型,研究了嘉陵江何家磧邊灘采砂后河道流勢、流態、灘槽流速、主流位置、水面高程及比降的變化規律,預測了采砂方案完成後卵石推移質輸沙率變化及其對航道的影響,並對格形開挖和平整開挖方案進行了比較分析
  3. As composite material are widely used in navigation and physical education equipments for high comparing intensity and module, even it has the approxi - mate zero expanding coefficient, as the same time, configuration of composite has been aroused attention by scientific researchers, the goal of them is to find an integrated structure with high efficiency and intelligent and many function all along. grid structure is the right structure with the high efficiency, the researchers overseas have been studying the structure for many years, which manifests it has many excellent nature ; existing research indicate it has higher stiffness and intensity. the form can be detected in health easily for its open shape

    復合材料具有高的比強度和比模量,同時又具有近於零的熱膨脹系數和良好的尺寸穩定性等優良性能,已經廣泛應用於航天航空事業和體育器材生產工業,與此同時,尋求一種高效的、低成本的、並將智能化和功能化集於一體的結構形式,一直是航空航天追求的目標,具有點陣結構的復合材料格柵結構正是這種高效的結構形式,表現出多項優良性能;國外對其進行了大規模的理論分析和一些數值模擬研究,已有的研究表明該結構具有良好的可設計與自動化生產性能而無材料之間匹配問題,開放式的結構形式為結構的健康檢測提供了便利,具有廣闊的應用前景。
  4. The solution of route planning in ecdis is dynamic motion planning base on grid model ; while in the solution of the advanced navigation, safety is the most important premise of sailing, than it takes more consideration about the least distance in voyage

    在航線設計中採用了基於網格模型的動態規劃方法進行路徑的優選;在最優航法中主要考慮船舶如何航行可以在保障安全的前提下使航行距離最短。
  5. Specifies whether the grid includes a navigation bar

    指定網格是否包含導航欄。
  6. Two test problem generation algorithms, which generate large sparse random networks and rectangular grid road networks respectively, are proposed. using these two algorithms, different kinds of test problems to verify route planning algorithms for vehicle navigation arc generated

    提出了兩種適臺檢驗用於車輛導航的路線優化演算法的測試問題生成演算法,這兩種演算法分別生成大型稀疏隨機網路和矩形網格狀路網。
  7. Processes keys for grid navigation

    處理鍵進行網格導航。
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