complex terrain 中文意思是什麼
complex terrain
解釋
復雜地形帶-
Combined with the topographic and physiognomic maps of natural terrains, a 3 - d model which generates the geometrical structures of complex terrain, has been developed
摘要結合自然地表的地形地貌圖，建立了復雜自然地表三維幾何結構生成模型。 -
The first algorithm is low precise but simple and credible, the second is high precise but complex and incredible. 4 ) developed four kinds of methods aimed to improve precision and credibility of navigation system. the first is parallel sandia inertia terrain - aided navigation ( psitan ) ; the second is tercom + sitan, it can restrain two important disadvantages of sitan ; the third is particle filter - based terrain - aided navigation ( pftan ), the particle filter can reduce the error of navigation ; the last is tercom + pftan, where tercom is looked as monitor to ensure the credibility of navigation system
採用并行sitan方法來提高導航精度，並克服奇異值問題；提出了tercom + sitan方法，綜合利用兩者的優點，在保持sitan導航精度的前提下，有效地克服了sitan的兩個缺點；提出了一種基於連續蒙特卡洛濾波（常被稱為particlefilter ）的地形匹配演算法（ pftan ） ，有效地克服了利用sitan時由於地形隨機線性化帶來的誤差，使導航精度有較大的提高；提出了tercom作為監視器的地形輔助導航思想，並將其應用到連續蒙特卡洛方法上，較大地增加了系統的可靠性和精度。 -
Zhoushan maritime space of archipelago scattering and gullet intervein lies in median latitude, which has complex terrain geographic and atmosphere - sea electrophoresis and has frequency gale doubtless weather
群島散布、水道縱橫交錯的舟山海域地處中緯度地帶，具有復雜的地理環境和大氣海洋現象，大風災害天氣頻繁。 -
Framed - quadtree approach not only guarantees the connectivity of environment structure model, but also deal with complex terrain instances and truly reflects terrain detail color
賦值外框四叉樹方法不僅保證了環境構造圖的連通性，而且可以處理地形中復雜情況並比較真實地反映地形的細節面貌。 -
As the cumulate error, inertial navigation system ca n ' t provide perfect position and navigation for the autonomous underwater vehicles ( auv ) in unstructured, complex and instable ocean in a long time. the application of terrain - aided navigation techniques to the updating of an inertia navigation system has been investigated
慣性導航系統是實現水下導航的一種重要方法，但慣性導航存在累計誤差，為了修正慣性導航的累積誤差，提高導航精度，本文將飛機、導彈等所使用的地形輔助導航系統，應用到水下航行器上，成功地滿足了自主水下航行器的導航需求。 -
With the complex terrain and multiplicity condition on underlying surface, we get great disparity of solar radiation in china, and it also affect our country ' s climate ' s multiplicity and complexity
我國地形復雜，下墊面條件多樣，使得各地輻射條件相差懸殊，進而影響了我國氣候的多樣性和復雜性。 -
Since the suggested method makes a significant improvement in wind speed, it is more suitable for wind field estimation over complex terrain than other methods which only concerns the effect of distance. then we calculate the wind change with evaluation, last we can conclude the wind abase the hilly terrain, we find the wind in westward and center plain is much smaller than other area. while the wind in northward hilly area is much bigger with the hilly arising. the wind of chongqing is the biggest period in spring ( april ), the smallest period in winter ( january ), the wind in summer ( july ) is bigger than its in autumn ( october )
本文利用重慶及其周邊地區的常規氣象站的1951 ? 1980年30年的風速平均資料，針對復雜地形風速診斷，以地理信息系統為數據處理平臺，根據重慶1 ： 25萬dem數據，來獲得重慶市實際復雜地形的高程，提出了一種適合於起伏地形的權重內插方法，通過引入一個表示地形起伏變化程度的因子，構造了一種新的權重函數，來處理復雜地形上的風速，通過與只考慮距因素同反平內插方法比較發現，本方法更適合在起伏地形條件下使用；然後根據經驗公式在地形上進行計算，得出重慶地區起伏地形下的風速分佈；得出重慶市的西部、中部平原地帶風速較小，而北部山區隨海拔高度升高風速也較大；重慶市風速最大時期為四月份，冬季一月份最小，夏季（七月份）大於秋季（十月份） 。 -
The paper analyses the complex terrain model ’ s real time and dynamic simplifying and multi - resolution display. this dissertation combines the technology of world - space partitioning 、 real - time rending and an improved roam algorithm to solve too many triangles rendering problem in large - scale terrain environment
研究了復雜地形模型的實時動態簡化與多解析度表示，運用一種將場景分割技術、實時渲染相關技術和優化的roam演算法相結合的大規模地形渲染方法來解決三角形數目大的問題。 -
The visualization applied program can be used to render accurately and quickly the graphics of the 3d local gravity and magnetic sources and the terrain on the condition of complex terrain. the program can uncover the spatial extension law of the 3d local gravity and magnetic sources, the user can decide to terminate the boundary inverse or modify the parameter and continue the inverse according to the 3d graphics
局部重磁場源可視化應用程序能夠準確而快速生成復雜地形條件下的三度異常源和起伏地形的真實圖形，可視化應用程序能夠顯示局部重磁場源的空間分佈規律，用戶可根據生成的三度體圖形，確定是結束邊界反演還是修改相關參數，重新進行邊界反演。 -
In addition, some farmers still illegally discharge their effluent into nearby rivers. enforcement remains an uphill battle given the difficult terrain in the new territories, the large number of farms, and the complex and sometimes concealed networks of drains that lead to the waterways
此外，一些農場仍非法排放污水到附近河溪里，由於新界地形復雜，農場數目多，加上通至河溪的渠管網路縱橫有一些被刻意隱藏，打擊非法排污面對很大困難。 -
By contrasting these simulative results, the experiments check up the forcing of heat flux and complex terrain to sea surface wind
通過模擬試驗對比，以檢驗地形，感熱，潛熱對海面風風速、風向的強迫作用。 -
The level of those which locates at the surroundings of county seat, or valleys and plains, or those which have obvious advantages of mineral resources, is apparently higher than those which have farther distance with county seat, complex terrain, and inconvenient traffics
處在縣城周圍、河谷平原，礦產資源優勢明顯的鄉鎮，其農民收入比距縣城較遠、地形復雜、交通不便的鄉鎮明顯要高。 -
The shaping and developing disciplines of debris flow hazard are very complicated due to the fact that they depend on the combined effects of terrain, geology, weather, engineering and people ' s activity, etc. meanwhile, the debris flow data contain remarkable spatial character and complex attribute information
泥石流災害的形成和發展規律極其復雜，取決于地形、地質、氣象、工程及人類活動等因素的綜合影響，泥石流災害資料中包含著顯著的空間特徵和復雜的屬性信息。 -
The fundament of flat terrain phase effect and its removal are stated. the interferogram consists, for each pixel, of the complex conjugate product of two sas images directly, which ca n ' t reflect the actual terrain change. the general phase trend in range can be considered as the phase generated by an ideally flat terrain and is often subtracted from the interferogram before further processing
論述了水平地形效應產生原理及其消除方法，由於水平地形效應的存在使得兩幅sas復圖像直接復共軛相乘得到的相位圖不能直觀地反映出實際地形的拓撲變化，所以在對干涉相位圖進行濾波及相位展開處理前應當消除干涉相位圖像的水平地形效應。 -
Due to the location of mountainous areas and highlands, the extremely unfavorable clearance condition of the airfields and the volatile weather, plus the complex terrain of highland airlines and the very high enroute safety altitude, the analysis and management of flight performance stands out to be a critical problem
摘要對位於山地和高原地區的機場，一般凈空條件極差、氣候復雜多變，高原航線地形復雜、航路安全高度高，飛行性能分析及管理問題尤其突出。 -
The presence of hilly terrain and large land - sea contrast also gives rise to complex small - scale atmospheric circulations, which in turn lead to significant variations in weather conditions within hong kong
天氣方面，由於香港地勢多山，海陸對比強，容易產生復雜的小尺度氣流，導致境內各區的天氣可以出現顯著差異。 -
Numerical prediction and transportation study of poisonous gas transport on complex terrain
復雜地形下有害氣體泄漏的模擬預測與輸運規律 -
Please note that the observations may change from time to time, as well as from place to place, for reasons ranging from changes in the synoptic situation to short - term or local changes due to the complex coastal and mountainous terrain in hong kong
請注意有關的觀測可能隨時間和地點的改變而有所不同。這是可能由於大范圍天氣情況改變，又或者是受到本地復雜海岸及山嶺地形影向而出現之短期或局部轉變。 -
Based on the 3d display principle and some key technology of 3d scene using 3d graphic language - opengl, the 3d terrain and objects on the earth ' s surface visualization is studied. a method on establishing the complex objects by the modeling tool - 3dmax is proposed and implemented
在介紹基於opengl的三維景觀顯示原理和關鍵技術的基礎上，對論文中地形、地物的可視化進行了研究，提出了利用建模工具3dmax構建復雜的標志性地物的方法並予以實現。 -
Numerical simulation method for 3 - d wind field over complex terrain at low altitude
復雜地形低空三維風場數值模擬方法
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