遠場近似 的英文怎麼說

中文拼音 [yuǎnchǎngjìnsì]
遠場近似 英文
far-field approximation
  • 遠 : Ⅰ形容詞1 （空間或時間的距離長） far; distant; remote 2 （血統關系疏遠） distant in relationship 3...
  • 場 : 場Ⅰ名詞1 （平坦的空地 多用來翻曬糧食 碾軋穀物） a level open space; threshing ground 2 [方言] （...
  • 近 : Ⅰ形容詞1 （空間或時間距離短） near; close 2 （接近） approaching; approximately; close to 3 （親...
  • 近似 : approximate; similar; approach; approximation; roughness; propinquity
  1. Towards the research on two flood water of yuhe river in datong city during 2004, by measuring and comparing their discharge, sediment concentration 、 nutrient include organic, phosphorus, potassium, azote, the result shows that the nutrient content of the sediment is greatly larger than that of supernatant fluid

    摘要以2004年大同市御河乾渠兩場洪水為研究對象，對其流量、含沙量、養分（包括有機質，氮，磷，鉀）做了測定和比較，研究結果表明：洪水中下層泥沙中的養分含量遠大於上清液中的養分含量；洪水中整體養分含量隨著含沙量的增大而增大，並且養分含量和含沙量呈近似線性關系。
  2. Books on the patria cycle include the theatre of confluence arcana editions, patria : the complete cycle, coach house press in 2002, and the newly published childrens storybook version of the enchanted forest, written by schafer and illustrated by diana smith in 2005. an accompanying cd features murray schafer narrating the story, supported by la jeunesse choir under the direction of marie anderson, and soloists eleanor james and sarah ormerod

    隨著劇情的展開，歌唱家優美的歌喉與樂隊交織在一起，高潮此起彼伏，在上半場快要結束的時候，突然一切靜了下來，只聽到微微的鳥叫蟲鳴，此時從湖邊的森林里傳來了幽幽的女生合唱，純美聲音由微弱漸漸地加強，由遠而近，好似由天國里傳來的歌聲，把觀眾帶入到另一個美妙的世界里。
  3. Each segment of line current can be approximated as a hertzian dipole if each segment is much smaller then a wave length

    因此任意線電流在三度空間之三維向量電磁場即可以赫芝電偶極完整之遠場及近場近似合成之。
  4. An arbitrary shaped line current on a horizontal plane is divided into many small line segments and approximated by hertzian diploes, then both the near and far em - field of the line curennt is approximated by the summation of the complete near and far fields of hertz dipoles

    水平面上任意形狀線電流分割為許多小段之電流，每一小段之電流近似為赫芝偶極，則在三度空間任意座標平面上無論遠近之電磁場即可以赫芝偶極之遠近完整電磁場加總合成近似之。
  5. On the other hand, the electric field and intensity distributions of the he11 mode in the hollow fiber are calculated by using the exact solutions of maxwell equations based on the vector model, and the diffracted near - and far - field distributions of the he11 - mode output beam under the fresnel approximation are studies. we derive an analytical expression on the far - field distribution of the he n - mode output beam in free space and discuss its applicable condition. we also analyze and compare the differences between the he11 - and lp01 - mode output beams, and find that the near - field distribution of the lpoi - mode output beam is a gaussian - like one, but the near - field distribution of the he11 - mode output beam is a doughnut - like one, whereas the far - field distribution of both the lp01 - and he11 - mode output beams are a doughnut one

    此外，我們把中空光纖中lp _ （ 01 ）模（標量模型）和he _ （ 11 ）模（矢量模型）的場分佈以及它們各自的輸出光束的近場與遠場分佈進行了比較，發現兩種模式的輸出光束在近場分佈有很大的區別， lp _ （ 01 ）模輸出光束在近場是一個高斯分佈，而he _ （ 11 ）模輸出光束在近場是一個中空光束，在遠場兩種模式的輸出光束分佈是基本一致的，這正是由於在中空光纖中採用了弱波導近似以後所引起的誤差。
  6. The near and far field properties of line current of arbitrary shape is demonstrated in this example

    本例以赫芝電偶極電磁場合成之近似結果，驗證偶極天線遠場及近場之特性。
  7. Especially, the second part of the computing the backscattered field is given. 5

    在利用kirchhoff遠場近似方程計算後向散射系數時，給出了計算該公式第二部分的方法。
  8. Under the weakly guiding approximation, we derive the electric - field distribution of the lp01 mode in the hollow fiber. the far - and near - field distribution of the lp01 - mode output beam in free space is calculated numerically from fraunhofer and fressnel diffraction theory

    在弱波導近似下導出了中空光纖中lp _ （ 01 ）模的電場分佈，數值推算了lp _ （ 01 ）模輸出光束的遠場和近場分佈。
  9. In order to improve the efficiency, the fast far field approximation ( faffa ) and a novel local iteration technique based on dynamic coupling region controlling are applied to the original fipwa

    為進一步提高求解效率，將快速遠場近似與之混合;採用一種新型的動態控制耦合半徑的局部迭代技術。
  10. In the far field, the farther the distance, the similar and less distance dependent of the image and radiation pattern of electric and magnetic field, the similar the image of electromagnetic field to the fourier transform of the source current distribution, the less distance dependent of the radiation pattern

    在越遠之遠場中，電場與磁場之影像及場型越相似，距離越遠差異越小，電磁場之影像越近似於電流源分佈之富氏轉換。
  11. Washington - a massive exploding faraway star - the brightest supernova astronomers have ever seen - has scientists wondering whether a similar celestial fireworks show may light up the sky much closer to earth sometime soon

    華盛頓電：一顆遙遠行星發生大爆炸? ?這是天文學家至今為止看到過的最亮的超新星，科學家猜測，不久是否會有一場類似的天體煙火秀在離地球更近的上空點亮呢？
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