波背 的英文怎麼說

中文拼音 [bōbēi]
波背 英文
back of wave
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 背 : 背動詞1. （用脊背馱） carry on the back 2. （擔負） bear; shoulder
  1. They had found the cool afterglow of the big bang : the cosmic microwave background radiation

    他們發現的是大霹靂冷卻后的餘暉：宇宙微波背景輻射。
  2. But wmap, with its ability to resolves slight temperature fluctuations down to millionths of a degree, is still able to detect these minute differences and produces the finest full sky thermogram of the cosmic background

    但由於wmap的超高靈敏度儀器可測量低至數百萬分之一度的溫差，它才能不負所託，得出至今最精細的全天微波背景輻射溫度圖。
  3. Cobe cosmic background explorer

    微波背景探測衛星
  4. And the characteristics of the ground clutter change as well as time change

    此外，飛機運動時，雜波背景的特性會隨時間變化。
  5. First the progress of anti - tank homing weapons is introduced, then the research and progress of high resolution imaging information processing, angle glint theory, signal processing under clutter environment are introduced. at last the main works of the paper is introduced

    首先介紹了反坦克精確制導武器的發展現狀，然後分析了高分辨成像信息處理的研究和發展，簡要介紹了雜波背景處理和角閃爍問題，最後介紹了本文研究的主要內容。
  6. The improvement of radar range - resolution not only facilitates detection of targets in high clutter, but also makes it possible to image and recognize targets

    提高雷達距離分辨力不但有利於在強雜波背景下的目標檢測，而且使目標成像成為可能。
  7. Tegmark is an expert in analyzing the cosmic microwave background and galaxy clustering

    鐵馬克是分析宇宙微波背景輻射與星系團的專家。
  8. The spins then picked up energy from the microwave background

    自旋此後便僅從微波背景拾得能量。
  9. For examples, observation of the gravitational lens phenomenon and the scattering phenomenon produced by microwave background radiation and hot plasmas from galaxies clusters

    ，例如利用引力透鏡現象及微波背景輻射與星系團的熱等離子體造成的散射現象等等。
  10. The chief purpose of this paper is to design a new multi - sensor fusion algorithm which can be used by hfgwsr under the clutter environment, which should meet the requirement of real - time processing

    本論文的主要目的是設計一種可以滿足強雜波背景下觀測精度較低的高頻地波雷達應用的多傳感器融合演算法，並保證演算法滿足實時性要求。
  11. Combined with the key project of the preliminary research of national defence science and technology, the target recognition system for millimeter wave initiative homing guidance, a systematic study on the signal processing method based on the background of millimeter mave ( mmw ) missle - borne pulsed doppler radar is performed. it include specifically the detction and the recognition of the moving target and hovering helicopter under strong clutter background

    本文結合國防科技重點預研項目「毫米波主動尋的制導目標識別」 ，針對脈沖多普勒體制雷達導引頭的應用背景，對基於彈載高重頻脈沖多普勒體制雷達的信號處理方法進行了較深入的研究。主要研究內容包括對雜波背景中的機動目標以及對懸停直升機的檢測和識別方法。
  12. In clutter condition, the parameter estimation algorithm which is no sensitivity to clutter is studied

    在雜波背景下，研究了對雜波種類不敏感的散射中心估計方法。
  13. The two - dimension relax algorithm which is used estimating the two - dimensional scattering center in clutter circumstance is studied

    在雜波背景下，研究了提取目標二維散射中心的relax演算法。
  14. Much of his work bears on the concept of parallel universes : evaluating evidence for infinite space and cosmological inflation ; developing insights into quantum decoherence ; and studying the possibility that the amplitude of microwave background fluctuations, the dimensionality of spacetime and the fundamental laws of physics can vary from place to place

    許多他的工作都含有平行宇宙的概念：評估無限大空間與宇宙暴脹的證據，發展對量子去相干現象的洞察，以及研究諸如微波背景輻射漲落的振幅、時空的維度以及物理的基本定律可隨位置而變化的可能性。
  15. To detect target signal with strong sea clutter, to increase the clutter visibility of sea radar and enable higher resolution and reliable monitoring performance of sea radar, three kinds of key clutter modeling technology for sea radar are studied in detail, which are clutter scattering mechanism modeling, clutter statistics modeling and clutter nonlinear modeling on basis of elaborating sea clutter characteristics

    摘要為了能在強烈的海雜波背景下檢測到目標信號，從而提高海面雷達的雜波可見度，使海面雷達具有更高的解析度和可靠的監測性能，在精確的描述海雜波特性的基礎上，詳細研究了雜波散射機理建模、雜波統計建模和雜波非線性建模3種海面雷達雜波建模關鍵技術。
  16. The thomson scattering process ended, and the photons ceased interacting with matter so intensively, becoming the microwave background

    此時湯姆森散射程序結束，光子與物質的交互作用不再那麼強烈，因而形成微波背景。
  17. Radar is used to detect and identify different targets. as the name has shows its main purpose, one of the main task of radar is to detect the target in vary background

    針對混沌雜波背景中的信號檢測問題，本文把神經網路應用於海雜波中的雷達信號檢測問題中。
  18. ( 4 ) after factual characteristics of targets and clutter have been studied, an approach of radar signal detection based on factual has been given and analyzed deeply, the influence caused by different window length, signal to clutter ratio ( scr ) and clutter background has been analyzed, then the monte - carlo simulation method has been used to analyze the detection performances

    （ 4 ）研究了目標和雜波的分形特性，深入研究了基於分形的雷達信號檢測方法，分析了不同滑窗長度、不同信雜比和雜波背景變化情況對回波分形維數的影響，採用蒙特卡羅模擬分析該檢測器的性能。
  19. The nobel prize in physics goes to john mather and george smoot " for their discovery of the blackbody form and anisotropy of the cosmic microwave background radiation

    2006年的諾貝爾物理學獎授予了美國科學家約翰?馬瑟和喬治?斯穆特，以表彰他們發現了宇宙微波背景輻射的黑體形式和各向異性。
  20. Scientists used wilkinson microwave anisotropy probe wmap to capture the cosmic portrait that reveals the afterglow of the big bang, i. e. the cosmic microwave background radiation

    科學家利用威爾金森微波各向異性探測器wilkinson microwave anisotropy probe ， wmap ，測量來自不同方向的宇宙微波背景輻射，展示了大爆炸后的餘輝。
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