ellipsoid 中文意思是什麼

ellipsoid 解釋
n. 名詞 【數學】橢圓;橢(圓)球。
ellipsoid of stress 應力橢(圓)面。

  1. The interrelation between the signs of the birefringence in the planes of symmetry can be deduced from the index ellipsoid.

    各對稱面的雙折射符號之間的相互關系,可以從標準橢球體推定。
  2. Effective moduli of composites based on confocal ellipsoid model

    基於共焦點橢球構型的復合材料有效性質預測
  3. The seeds are reniform, ellipsoid, cordiform or reniform - oblate in shape

    結果表明其種子形狀為腎形、橢球形、心形或腎狀扁球形。
  4. The locus e of points is an ellipsoid.

    點的軌跡E是一個橢球。
  5. In this way the sphere is transformed into an ellipsoid.

    於是球體變成為橢球體。
  6. In reality the earth is not exactly spherical but rather shaped somewhat like a flattened ellipsoid.

    實際上地球不是精確的球形,而有點象一扁橢球。
  7. Design of ellipsoid surface ornament aluminum sheet

    橢球面裝飾鋁板系統的設計
  8. James - stein type confidence ellipsoid and its covera

    型置信橢球及其覆蓋概率
  9. Post - newton metric inside and outside a rotating oblate ellipsoid

    后牛頓近似下旋轉橢球體的內外度規
  10. The locus e of points is an ellipsoid

    點的軌跡e是一個橢球。
  11. Partially coherent ellipsoid light cage

    部分相干橢球光籠
  12. Aggregate long ellipsoid, 13 cm long, 9 cm in diameter ; pericarp with glaucous lenticels

    聚合果長橢球形,長達13厘米,直徑約9厘米,外果皮有蒼白色皮孔。
  13. The generation of tensor product surfaces of every kind of curves is straightforward ; these corresponding tensor product surfaces also contain many special surfaces, including spherical surface, ellipsoid, hyperboloid etc

    對于每一類曲線作者均將它們直接推廣到張量積曲面,這些曲面可以精確表示球面、橢球面、雙曲面等二次曲面。
  14. Fruit an aggregate, spicate, 10 - 12 cm long ; follicles long ellipsoid, obovoid or ovoid, apex obtuse or abruptly mucronate

    聚合果長10 - 12厘米,穗狀; ? ?長圓形、倒卵形或卵形,頂端圓鈍或具短凸尖。
  15. Aggregate fruit spicate, 10 cm long, stipe 2 cm long ; follicles ellipsoid or ovoid, 1. 2 - 1. 5 cm long, apex with short and curved tip, outside inconspicuously sparsely lenticeled

    聚合果穗狀,長約10厘米,柄長約2厘米; ? ?長圓形或卵形,長1 . 2 - 1 . 5厘米,頂端具短而彎的尖頭,表面具不顯著的稀疏皮孔。
  16. Based on the method expressing the positional uncertainty of point entities in surveying and mapping, uncertainty ellipse was employed to characterize the uncertainty region for the error dispersal of 2d target ' s position, and uncertainty ellipsoid for the 3d target. 1 - uncertainty ellipse was derived from positional error covariance

    借鑒測繪學科中衡量點元位置不確定性的方法,分別用橢圓和橢球來表示二維目標和三維目標的位置誤差散布的不確定性區域。
  17. The point blast induced spherical wave is the especial instance of the ellipsoid shock wave. at last, the experimental data in alcohol are in good agreement with the calculated results of the model by analysis of the data of the laser pulse induced the laser plasma shock front by acoustics means

    最後,設計應用聲學方法對酒精中產生的激光等離子體沖擊波波前傳播過程進行測試,對兩個不同方向上激光等離子體沖擊波波前測試數據的分析表明,旋轉橢球面的沖擊波模型與實驗測量結果相吻合。
  18. ( 2 ) the causation that the caustic phenomena of electromagnetic wave propagation in two - dimension concave reflectors occurs and the types of singularities in caustic fields are investigated, and the conclusion that there are two types of singularities ( fold and cusp ) in caustic fields in two - dimension concave reflectors is obtained ; by symplectic geometrical method, formulations of computing wave fields in and far away from caustic fields in two - dimension concave reflectors are deduced, and the results are plotted in pictures. ( 3 ) the cause of the caustic phenomena of electromagnetic wave propagation in three - dimension concave reflectors and the types of singularities in caustic fields is discussed, and the conclusion that there are three main types of singularities ( fold, cusp and swallowtail ) in caustic fields in three - dimension concave reflectors is obtained ; by symplectic geometrical method, the formulae of computing wave fields in and far away from caustic fields in three - dimension concave reflectors are deduced. particularly, the wave fields in ellipsoid concave reflector are computed, and the results displayed in special sections are given

    論文主要包括三個方面: ( 1 )分析了凹面反射的焦散現象,給出了不同凹面反射的焦散圖; ( 2 )分析了二維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類,得出了二維凹面反射波動場焦散區奇性主要有折疊( fold )和尖點( cusp )兩種的結論,利用辛幾何方法構造了圓錐曲面反射波動場非焦散區和焦散區的通用計算公式,並給出了圓柱面、橢圓柱面及雙曲柱面反射的計算結果; ( 3 )分析了三維凹面反射波動場焦散現象產生的原因及焦散區奇性的種類,得出了三維凹面反射波動場焦散區奇性主要有折疊( fom 、尖點kusp和燕尾k )三種的結論,提出了利用辛幾何方法計算三維凹面反射波動場非焦散區和焦散區的計算方法,並給出了三軸不等橢球體凹面反射波動場的計算結果剖面圖。
  19. The conventional sphere model of earth and circle model of orbit are discarded, and the ellipsoid model and the ellipse model are selected for further research, which achieves a method to determine the target position through the antenna pointing direction. and the spaceborne sar system design and simulation software is brought forth. this software accomplishes sar system coefficients design for antenna area, pulse repetition frequency, signal bandwidth, downlink data rate, radar transmitter power and satellite platform yaw steering

    本文從星載雷達的星地幾何關系入手,舍棄傳統星載合成孔徑雷達研究中的球地球模型和圓軌道模型,研究了在地球橢球模型和橢圓軌道模型下由雷達天線確定目標坐標的方法,並在此基礎上研製了星載合成孔徑雷達系統設計與模擬軟體,完成雷達系統天線尺寸、脈沖重復頻率、信號帶寬、雷達信號數據率、雷達發射功率、衛星平臺的偏航牽引等幾個方面的系統參數設計以及雷達多普勒特性、雷達系統模糊、雷達定位及精度的分析,最後完成雷達回波信號的模擬。
  20. But before yin weiping constructed hua domains, only there are two types of domains on which the bergman kernel functions can be obtained explicitly : the bounded homogeneous domains and the complex ellipsoid domains in some cases

    能夠求出bergman核函數的顯表達式的域的種類並不多。在殷慰萍構造華羅庚域以前,只有兩種類型的域可以求出bergman核函數的顯表達式。
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