測地坐標系 的英文怎麼說

中文拼音 [dezuòbiāo]
測地坐標系 英文
geodesic coordinate system
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  1. Fourth, the paper treats two kinds of hoisting projects of high alititude construction in bulk and member assembly, hositing machine and plan layout, setting up scaffold and joints, and installing trunks, branches and joints etc. then in detail discusses the method which applys total station to measure three - dimensional coordinate of dendriform structure, including selecting survey sign points, creating survey system and converting survey coordinate system etc. the paper also deep research on the welding performance, welding method, welding process, welding stress and control, welding strain and rectification, weld defects analysis and weld quality inspection, and so on complicated heterogeneity steel weld proplems

    接著統的論述了高空散裝法和分單元安裝法兩種樹狀結構吊裝方案,樹狀結構吊裝機械及平面布置,樹狀結構胎架及節點的搭設,以及樹狀結構樹干、樹枝和節點的吊裝工藝等諸多工藝問題。詳細的論述了採用全站儀對樹狀結構進行空間三維量的方法,包括志點的選取、統的建立及的轉換等問題。深入研究了樹狀結構可焊性、焊接方法、焊接工藝、焊接應力及控制、焊接變形及矯正、焊接缺陷分析及焊接質量檢查等復雜的異種鋼焊接問題。
  2. In the stage of the sun and the moon in sight, azimuth of the sun, the earth and the moon in the spacecraft body coordinate system is simulated. combining the simulated azimuth with the ephemeris of the sun and the moon, the state equation and observation equation are modeled. the initial orbital parameters calculated by least square method are used in orbit state equation to predict spacecraft state and to realize autonomous navigation

    在日月可見階段,模擬日、、月敏感器量信息,即日、、月在航天器本體下的方位信息,結合日月星歷,建立狀態方程及觀方程,通過最小二乘法得到歷元時刻的軌道狀態初始值,將其代入軌道狀態方程進行自主導航。
  3. By means of the transformation from the focal coordinate system to the observation system, we obtained the external normal vector of the focal fault plane expressed in its observation system, and obtained the macrodamage degree of the researched block, which is calculated in dyadic

    由震源表示的震源斷層面換算到觀得到其外法向矢量,可求得研究塊以震裂紋密度張量計算的宏觀損傷度的變化。
  4. 9. for calculating the variable fertilizing dose, a mathematics model was selected. the model takes account of the yield goal, soil fertility, fertilizer available ingredient content, and the fertilizer using efficient. in the beijing precision agriculture demo farm, the system was used for base map mapping, field boundary map update, soil nutrition map generating, yield map generating, and field basic information management

    在北京精準農業示範區,對設計開發的農田理信息、統進行了gps繪、轉換、電中國農業大學博士學位論文摘要一子圖更新、土壤采樣規劃、田間信息分布圖與作物產量分布圖生成、農田管理區劃分、目產量圖生成、變量施肥處方圖生成以及基本信息管理等方面的試與實際工作。
  5. Establishment of another form of geodesic coordinate system on earth ellipsoid

    球橢球面上另一種形式的測地坐標系的建立
  6. Advantages of geodesic coordinate system and its application to exact positioning of large cities

    測地坐標系的優良性質及其在大城市精密定位中的應用
  7. A very important one is the intersystem prediction and analysis of electromagnetic compatibility to the radio systems in this electromagnetic environment. this paper presents research on the intersystem prediction and analysis of electromagnetic compatibility to the radio systems positioned by the geographical longitude and latitude coordinate system and the elevation system. it can give assistant solution to the interference among the radio systems so as to avoid functional degradation and even failure after the systems disposed and mounted and the money and time wasting

    本文對處于陸上局部區域內的、以經緯度和高程進行定位的無線電統間的電磁兼容性預進行了研究,以對統間的相互干擾情況作出預,給解決局部區域中無線電統間相互干擾問題的方案提供支持,以避免在統布置、安裝完成之後出現相互干擾情況而使統性能下降,甚至失效,造成資金和時間的浪費。
  8. The maximum likelihood registration algorithm based on earth - centered earth - fixed ( ecef ) coordinate system considers the geometry of the global, and eliminates errors introduced by the stereographic projection. the simulation result based on this registration algorithm shows that the satisfied angular biases can be preliminarily obtained. 5

    基於的傳感器極大似然配準演算法考慮到了球曲率的影響,克服了立體投影法的缺陷;採用這種演算法,我們可以把不同傳感器局域的量轉化到中,變成統一的量,便於融合中心做進一步的處理;模擬結果表明這種演算法可以得到較為滿意的角度偏差。
  9. Taking the characteristics of road and bridge engineering into account, this paper makes systematic analysis and study on applications of static gps in data processing of surveying in road and bridge engineering : the feasibility of using single point positioning result as starting point is studied and the influence of it on baseline solution is discussed ; on account that the software provided along with instrument by vendors usually does not support coordinates in the independent engineering coordinates system from gps observations, a simple and effective method is represented for the gps data processing in the independent engineering coordinates system and is programmed. through real examples the method and programs are testified ; from gps surveying the wgs - 84 coordinates are acquired, while in reality coordinates in local coordinate system are needed, so conversion from wgs - 84 coordinates to local coordinates is necessary

    結合路橋工程的特點,對靜態gps在路橋工程式控制制量中的數據處理作了統的分析和研究: ?對單點定位結果作為起算點的可行性進行了研究,並探討其對基線解算的影響; ?鑒于商家提供的隨機軟體往往不支持利用gps觀得到工程獨立,為工程獨立gps數據處理提供了一種簡便有效的方法,並編制了相關的處理程序,通過實例驗證,程序是正確的、方法是可行的; ? gps量得到的是wgs - 84,而實用上需要的是,因而得把wgs - 84轉換
  10. Compared with currently fire control system, apsse has such characteristic as : highly precision, complex construction, high technique, etc. so this thesis expatiated in detail on the measuring theory of apsse, emphases on the discussion of system error and random error of apsse, deduced the three axis error of apsse usign the coordination transformation methods, provided the applying base for the measuring error equation of apsse. in this paper, we emphases on expatiating the basic theory of usign space coordination transformation in the measuring error equation of apsse

    因此,論文採用了空間變換方法分析機載光電跟蹤量設備在對目進行量、定位時空間轉換關,推導出從中心繫到目的變換矩陣,在此基礎上首先建立機載光電跟蹤量設備的無量誤差的位置傳遞方程和機載光電跟蹤量設備的含有量誤差的位置傳遞方程,為利用蒙特卡洛法分析機載光電跟蹤量設備的量誤差奠定了理論基礎。
  11. Including usign coordinate transformation method to deduce the uniform coordinate from the object coordinate to the photo coordinate, then setup the measuring error equation of apsse, this established the theory ground of usign the mont carlo method to analysis the error of apsse. there are errors from every tache of coordinate transform

    由於建立機載光電跟蹤量設備的量誤差的位置傳遞方程是基於空間變換的基礎上,從中心繫到目的變換涉及到幾十個環節,而每個環節都有誤差,其誤差的性質和大小直接影響對目的定位量。
  12. The intermittency indices q for orders 2 ~ 5 in hadronic system produced in e + e - collisions at z0 energy are thus measured exactly for the first time. there are different methods in the study of the dynamical fluctuations in high energy e + e ~ collisions

    )方向,從而消除了因的選取引起的統誤差,首次精確量出了z ~ o衰變能量下e ~ + - e ~ -對撞末態強子統的2 - 5階間歇指數。
  13. Article 8 the state shall establish a nationwide unified geodetic coordinate system, plane coordinate system, vertical system, geocentric coordinate system and gravimetric system, and define the classification of orders and classes and precision of the national geodetic survey, as well as the national basic scale map series and their basic precision

    第八條國家建立全國統一的大統、平面統、高程統、統和重力統,確定國家大量等級和精度,以及國家基本比例尺圖的列和基本精度。
  14. 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、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轉換、柵格圖的顯示和管理、基於mapx的矢量圖的顯示和管理、 1 : 25萬軍數據和mapinfo的mif數據格式雙向轉換、基於軍數據的dem生成演算法、基於opengl的三維形構造、航空圖像紋理形表面、三維量算、虛擬現實模擬導航、三維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。
  15. The position measuring system was another important system in the new balance calibration system. to work out the calibration loads in the bcs of balance with the results of balance position measuring is the key technique to improve the veracity of the balance calibration results

    通過天平空間位移量並將校準載荷換算到天平體軸后再進行天平校準數計算,是保證本文所研製的天平校準統靜校結果準確性的關鍵技術途徑。
  16. This paper discusses how to scientifically employ a geocentric 3d coordinate system in china and analyzes three main scientific problems involved in this regards, i. e. the definition of the system, the geodetic fundamental constants and tidal correction

    摘要討論了我國科學採用心三維大,主要涉及到的該的定義、採用的大量基本常數以及與此有關的潮汐改正等三個問題。
  17. Fiber optic gyro ( fog ) inertial system provides angular velocity and acceleration measurement of measurement body along three axes, based on the attitude matrix refreshed by outputs angular velocity to transform the acceleration from the body frame to the earth frame, finally through acceleration integral we can get the position of the measurement body in the space. fog is popular in the navigation field for many advantages, such as wide dynamic range, high resolution and all solid components

    量方法利用捷聯式光纖陀螺輸出的角速度和加速度信息,出運載體沿三個方向的加速度分量;再利用光纖陀螺輸出的角速率信號,不斷更新量體的姿態轉換矩陣,將加速度分量用轉換矩陣更換到;最後經過計算機對轉換后的加速度信號積分運算分別可得到運載體在三維空間中的位置。
  18. 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直線或某種特定的曲線,然後在把直線通過透視投影關矩陣映射到導航中間接得出所需的導航參數。
  19. Gps receiver message of localization based on u. s. a. wgs84 coordinate system of the earth " s core, map of our country drawn and made according to 1954 - beijing geodetic coordinate system. in order to improve the precision, need to carry on coordinates transformation

    Gps接收機的定位信息是基於美國的wgs84,而我國的圖多根據1954年北京繪製作,為了提高定位的精度,需要進行轉換。
  20. 2 x included aberration of camera lens, measurement of camera inner position parameter 3 % pre - processing of image including transferring earth coordination to engineering coordination which is approximately level with the object, measurement of camera outer position parameter

    即相機物鏡構像畸變的改正、相機內方位元素的定與外方位元素的改正; 3 、進行影像預處理。包括將大轉到與目面大致平行的工程;像片外方位元素的的定; 4 、研究了數字影像處理。
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