earth model 中文意思是什麼

earth model 解釋
地球模型
  • earth : n 1 〈常E 〉 地球。2 大地，陸地，地面，地上。3 土壤，土。4 【化學】土類；泥。5 世界人類；人的軀體...
  • model : n 1 模型，雛型；原型；設計圖；模範；（畫家、雕刻家的）模特兒；樣板。2 典型，模範。3 （女服裝店僱...
  1. Applying the information extracted from numerous hydrographic data of field trials collected by h / hcs - 017, the first set of multi - beam swath bathymeter developed in china, a series of mosaic techniques have been carefully studied in this thesis, including digital terrain model building, statistical error analyzing, hydrographic data mosaicking as well as tides correction and projection of the earth coordinates. finally, standard digital sea - charts and three dimensional seafloor images are successfully developed that are consistent with hydrographic surveying principles

    本文利用我國第一臺h hcs ? 017型條帶測深儀的測量數據進行拼圖技術的研究，主要研究的內容有：利用分帶原理對深度數據進行潮汐修正，得到瞬時海面的深度數據；對測深數據進行誤差分析處理，去除野值；將多波束數據進行坐標變換及投影轉換后構建數字地理模型，進而根據海道測量規范繪制標準海圖。
  2. The complex nonlinear pursuit - evasion model of two spacecraft in near - earth coplanar orbit is simplified to linear model, the circular region the radius of which is equal to capture radius is defined as target set, capture is achieved when the evader come into the target set and the game is over ; the boundary of useable part ( bup ) is determined, and the analytical form solution of the linear equations is obtained by backward integration of the state variables from the bup, the linear barrier of the pursuit - evasion model and the optimum thrust of the both sides are thus obtained

    本文將近地共面軌道內運動的兩飛行器非線性追逃模型簡化為線性模型，以捕獲半徑的圓域定為目標集，確定目標集邊界上的可用部分，並以此為各狀態變量的起點，對時間進行倒向積分，求得線性方程組的解析解，從而確定了該追逃模型的線性界柵，以及界柵上對策雙方的最優推力，即求得了滿足最優策略時相對運動的軌跡和推力。
  3. Based on xi ' an region meteorologic measurement relative humidity and temperature profile data in cloud cover, the log - amplitude scintillation deviation a, calculated in terms of the cn2 model compare with values predicted by means of ortgies model at 10 ~ 30ghz. it is shown that the c, 2 model can be applied at the continental climate area as xi ' an area. finally, on earth - space paths, by applying a modif

    根據西安地區氣象觀測有雲覆蓋時溫度和濕度隨高度變化的數據，在10 30ghz ，應用該c _ n ~ 2模型計算了幅度閃爍標準偏差，也與ortgies模型預測值做了比較；表明該c _ n ~ 2模型是可用於象西安這樣的大陸型氣候地區。
  4. Gis ( geographic information systems ) is a computer system with collecting, checking, intergreting and analysing information which is related with interface of earth. digital terrain model display two demission geographic position and relational properts information with digital pattern. dtm is an important component of gis, and is basic of " digital earth "

    數字地面模型（ digitalterrainmodel ， dtm ）是地表二維地理空間位置和其相關的地表屬性信息的數字化表現，是地理信息系統（ geographicinformationsystem ， gis ）的重要組成部分，是數字地球的基礎。
  5. Master of great learning and integrit of earth science, model as man

    紀念丁道衡先生逝世50周年
  6. Elastic earth model ; precession nutation moment ; cip axis

    彈性地球模型歲差章動力矩cip軸
  7. The approach of obtaining the guidance coefficients can be utilized in the situations in which more than four coefficients are hired for guidance to enhance the guidance performance. in addition, more precise earth model, which is non - spherical and will circle around its body axis, can be considered, and this will lead to more true results

    最後，本文對進一步的工作提出了建議，認為可以考慮用四維以上的制導參數確定反饋增益系數以改善其制導性能，另外，可以進一步考慮地球旋轉時影響飛船再入段縱程的因素，使得擬合結果更接近實際情況。
  8. Tide - generating force ; earth model ; tide stress field

    起潮力地球模型固體潮應力場
  9. Tide stress of the radially heterogeneous spherical elastic earth model

    球狀徑向不均勻彈性地球模型的固體潮應力
  10. Numrical calculation of the tidal stress field inside the homogeneous spherical elastical earth model

    均勻彈性地球模型內部固體潮應力場的數值計算
  11. Planning and design of underground engineerings utilizing common earth model and immersive virtual reality

    共通地質模型和虛擬現實在地下工程規劃與設計中的應用
  12. The location theory and method which using the r - d model and earth model without the gcp but dem ; 3

    在沒有gcp而有dem的情況下利用r - d模型進行定位的理論與方法。
  13. The terrain integrated rough earth model ( tirem ) is designed to realistically model the effects of environmental factors in wireless propagation

    Terrainintegratedroughearthmodel （ tirem ）是為逼真地模擬無線傳播中環境因素地效應而設計的。
  14. 2. based on the spaceborne sar theory, an elliptical earth model and an elliptical orbit model are proposed, which have some advantages over the traditional circular ones

    2 .基於星載sar的基本理論，給出了一種進行星載sar回波信號模擬的橢圓地球模型和橢圓軌道模型，它們優于傳統的球地球模型和圓軌道模型。
  15. Contents in the article include : u the location theory and method which using the r - d model and earth model without the ground control points ( gcp ) and digital elevation models ( dem ) ; 2

    在沒有地面控制點（ groundcontrolpoint簡稱gcp ） 、沒有數字高程模型（ digitalelevationmodels簡稱dem ）的情況下利用r - d模型和地球模型進行定位的理論與方法。
  16. Order, the authors present the expression of precession - nutation of cip. theoretical result shows that odd order s precession - nutation moment causes out - of - phase longitude and obliquity nutation namely, there are cos term in longitude nutation, and sin term in obliquity nutation. moreover, it proves that the expression of precession is independent of earth model

    理論研究表明，奇數階歲差章動力矩使得黃經章動和交角章動出現了異向項即黃經章動出現了cos項，交角章動出現了sin項，同時也證明了歲差表達式與地球模型無關。
  17. This method offers more precise geometry for spaceborne sar system design and simulation. 3. in the analyzing on the radar doppler properties, under the ellipsoid earth model and ellipse orbit model, considering the earth rotation, the radar doppler properties with different orbit eccentricity are compared, and the fact that orbit eccentricity affects doppler frequency rate is found

    在雷達多普勒特性分析中，論文採用橢球地球模型和橢圓軌道模型，結合地球的自轉，通過不同偏心率下雷達多普勒特性的比較，研究了軌道偏心率對合成孔徑雷達系統設計與模擬軟體研究雷達多普勒調頻斜率的影響。
  18. Radially heterogeneous spherical earth model approaches to the real earth very closely. using the method proposed by alternan this paper has derived formulas for the calculation of the tide stress in such an earth model. on the basis of these formulas the tide stress inside the gb earth model has been calculated as an example

    北京大學地球物理學系，北京， 100871摘要：利用alterman提出的方法，導出了計算該地球模型內部固體潮應力的方法，作為計算實例，計算出gb地球模型內部的固體潮應力。
  19. This dissertation established a novel distributed spaceborne sar simulation system based on the high level architecture ( hla ). this dissertation developed a mathematical model of instantaneous sphere earth model and instantaneous circle orbit model for the geometry system between the satellite platform and the targets on earth based on the satellite platform ’ s orbit features and sar system ’ s operational characteristics, unlike the traditional sphere earth model and circle orbit model

    本文從建立精確的、易於模擬的星地幾何關系入手，舍棄了傳統的星載sar研究中的球型地球模型和圓形軌道模型，根據星載sar的軌道特點和sar的工作特點，對局部球型地球模型進行改進，建立了在瞬時球型地球模型和瞬時圓形軌道模型下的星載sar模擬。
  20. This dissertation adopts the modularization programming method to develop the spaceborne sar system design and simulation software, which obtains the windows common interface and logical integrated structure, convenient for usage, maintenance and function extension. 2. as for the earth model and orbit model, according to the properties of spaceborne sar operation, in this dissertation, we reject the sphere earth model and circle orbit model and present a novel way to solve spaceborne geometry relations between radar and target by three ellipses, and achieve the way to determine the target position by antenna pointing direction

    在地球模型和軌道模型方面，論文根據星載合成孔徑雷達工作的特點，摒棄了球地球和圓軌道的傳統模型，創新性的採用三個橢圓解決了星載雷達的星地幾何關系問題，得到了在地球橢球模型和橢圓軌道模型下由雷達天線指向確定目標坐標的方法，為星載合成孔徑雷達系統設計與模擬提供了更為精確的幾何基礎。
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