拋物面 的英文怎麼說

中文拼音 [pāowùmiàn]
拋物面 英文
[數學] paraboloid拋物面反射鏡 [光學] parabolic mirror; parabolic reflector; paraboloidal reflector; 拋物面反射器 [工業] paraboloid; 拋物面反射器天線 parabolic reflector antenna; 拋物面接收天線 receiving paraboloid; receiving parabola; 拋物面射電望遠鏡 parabolic （reflector） radio telescope; 拋物面天線 parabolic antenna; paraboloid antenna; dish antenna
  • 拋 : 動詞1. （扔; 投擲） throw; toss; fling 2. （丟下; 拋棄） leave behind; cast aside; abandon
  • 物 : 名詞1 （東西） thing; matter; object 2 （指自己以外的人或與己相對的環境） other people; the outsi...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  1. In this paper, two properties of paraboloid in the textbook analytic geometry is generalized

    摘要將《解析幾何》教材中拋物面的兩個性質定理推廣到更一般的情形。
  2. The vase is actually made of two parabolic concave mirrors

    花瓶其實是由兩個拋物面凹鏡組成。
  3. A parabolic concave mirror can converge parallel light rays to its focus, and also collimate light rays that pass through its focus

    拋物面凹鏡會把平行而來的光線聚集在一點焦點，亦會把源自焦點的光線平行向外反射。
  4. Confocal paraboloidal coordinates

    共焦拋物面坐標
  5. The problems include catmull - clark subdivision surfaces ca n ' t precisely represent standard conicoid except paraboloid, and it ca n ' t modify the shape of limited surfaces when the original control mesh be given

    如： catmull - clark細分曲面無法精確表示除拋物面外的常規二次曲面；在給定初始控制網格的情況下，難以調整所生成曲面的形狀等。
  6. The third kind of solar oven is a parabolic cooker

    第三種太陽灶是拋物面式炊具。
  7. The authors show that the hyperboloid of one sheet and the hyperbolic paraboloid are ruled surfaces.

    作者證實：單葉雙曲面和雙曲拋物面是直線曲面。
  8. Concave reflecting surfaces of spherical cap, paraboloid and hyperboloid of revolution are investigated with regard to the dependence of the levitation force on the section radius rb and curvature radius r ( or depth d ) of the reflector

    針對球面、旋轉拋物面和旋轉雙曲面三種形狀的凹面反射端，系統研究了懸浮力與反射端截面半徑r _ b和曲率半徑r （或深度d ）之間的本徵關系。
  9. Structure design of one kind of auto - folding paraboloid antenna

    一種自動折疊拋物面天線結構設計
  10. Spherical aberration analysis of refraction imaging for paraboloid and sphere

    拋物面與球面折射成像的球差分析
  11. Paraboloid hyperholoid mirror

    拋物面雙曲面鏡
  12. Cut paraboloid reflector

    截拋物面反射器
  13. The technical specification of radiation pattern envelope for paraboloid antenna used in microwave relay communication systems

    微波接力通信系統拋物面天線輻射圖包絡的技術要求
  14. An intelligent paraboloid truss antenna is designed and its dynamic model is presented by means of finite element method

    摘要設計了一個智能拋物面桁架天線，採用有限元方法得到了它的動力學模型。
  15. To investigate the practicability of a solar - direct - pumped fiber laser by using a parabolic dish concentrator, the solar power absorbed by the fiber laser and its absorption efficiency were calculated with numerical method based on the characteristics of solar spectrum in outer space

    摘要為了研究拋物面碟形聚光器實現太陽能直接抽運光纖激光器，根據空間太陽光譜分佈特點，採用數值方法，計算了用該聚光器聚集太陽能量抽運雙包層光纖激光器時光纖吸收的太陽能量及其吸收效率。
  16. The basic hexahedral module can be deployed and stowed with the motion of the spring in the diagonal stretchy member, so is the whole structure

    該拋物面天線的基本組成單元是六稜柱，其展開驅動力主要依靠對角桿件中的拉伸彈簧。
  17. Parabolic antenna in a widely used is tracking antenna area, by use the optimum design, it may produce a very narrow beam, it ' s tracking precision is high, but because it ' s beam width is very narrow, the searching target is very difficult

    摘要拋物面天線是火控雷達中普遍使用的一種跟蹤天線，通過系統優化設計，可以形成很窄的波束，所以其跟蹤精度很高，因為其波束很窄，所以搜索發現目標困難。
  18. While carrying out the scheme, at first, the basic theory of antenna, array antenna and electromagnetic absorption, the performance parameter of antenna and parabolic antenna are deeply researched. in conformity, the characteristic and calculation of aperture field and near - to - far - field transformation for radiation pattern are detailed analyzed. second, the factors such as, the amount of the antenna elements, mutual coupling between each element, ground and the buildings on earth ' s surface, which affect the performance of array antennas ’ resultant field are stressed discussed

    在系統實現過程中，課題首先從天線、陣列天線，以及電磁場計算方法的基本理論著手，分析了天線與拋物面天線的各項性能參數，以及天線的口面場和近-遠區輻射場的特點和計算;進而，更加深入的討論和研究影響天線陣列合成場強的各項因素，包括系統所使用的天線單元個數對陣列合成場的影響、天線單元之間由於互耦造成的影響、傳播過程中地面和/或地面建築物的影響等。
  19. The combination of fdtd method with physical optics is also used to analyze paraboloidal reflector antenna in millimeter band. using fdtd method, we obtains precise near fields of the feed because the computing areas include all the feed structure. the current on the paraboloidal reflector can be calculated by using physical optics, and then the far field of reflector can be calculated

    在毫米波拋物面天線的分析計算中，把fdtd與物理光學法結合起來， fdtd用於具有精細結構的饋源及饋電波導一體計算，得到饋源的幅度和相位方向圖，以此為依據調整饋源結構，使饋源的幅度和相位方向圖為最佳狀態。
  20. Off - axis parabolic mirror

    離軸拋物面反射鏡
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