背景熱輻射 的英文怎麼說

中文拼音 [bēijǐngrèfúshè]
背景熱輻射 英文
thermal background emission
  • 背 : 背動詞1. （用脊背馱） carry on the back 2. （擔負） bear; shoulder
  • 景 : Ⅰ名詞1 （風景; 景物） view; scenery; scene 2 （情形; 情況） situation; condition 3 （戲劇、電影的...
  • 輻 : 名詞（車輪中車轂和輪圈的連接物） spoke
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 背景 : （布景; 襯托主體事物的景物; 對人物、事件起作用的歷史條件或現實環境） background; backdrop; setting
  • 輻射 : radiation; exposure; radio; beaming
  1. The electronic temperature, intensities of all lines and continuous spectra gradually increased with the increment of laser energy, and they got to maximum at different laser energy. our results of copper and aluminum show that there are possibly different thresholds of laser energy to electronic temperature and intensities of emission spectra of laser ablated plasma. at the different environmental gas pressure, spatial emission intensity distribution is explained by the competition among " heat reservoir effect ", " confined effect " and " s hadow effect "

    認為cu等離子體羽的發光機制是由電子與粒子的碰撞傳能、電子與離子的復合形成的；隨激光能量的增加， cu等離子體特徵輻射（分立譜） 、連續背景輻射（連續譜） 、電子溫度都出現最大值；結合對al的實驗結果說明：激光燒蝕金屬產生的等離子體，其特徵輻射、連續輻射、電子溫度可能都存在一定的能量閾值；背景氣壓對激光燒蝕等離子體譜線的影響，其機理可以認為是「熱庫效應」 、 「約束效應」及「陰影效應」相互競爭的綜合結果。
  2. 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。
  3. The dynamic and thermal features of a sustained heavy fog event that occurred in the north china plain on 29 nov. ~ 3 dec. 2004 are analyzed by using the station observation data and ncep re - analysis data

    摘要利用臺站加密觀測資料和ncep再分析資料，對2004年11月29日~ 12月3日華北平原一次持續性大霧天氣過程的大尺度天氣背景、大霧動力和熱力結構特徵及其演變、輻射冷卻作用等進行了計算和分析，揭示了大霧過程的形成和維持機制。
  4. According to big bang theory, the early universe is a hot, dense and opaque fluid of electrons and protons. this hot plasma constantly emits, scatters and reabsorbs photons and is the source of the cosmic background radiation

    根據大爆炸理論，早期的宇宙主要由電子和質子組成，是一團高密度極端熾熱不透光的等離子體，它不斷放射散射和吸收光子，是宇宙背景輻射的源頭。
  5. For hot rolling steel production, the condition on site is poor, temperature measurement is restricted by transmitting rate, background radiation and transmission loss of optical route

    對現場條件比較惡劣的熱軋生產，它的測溫受到發射率、背景輻射、光路傳輸損失等因素的制約。
  6. In this paper, firstly, three - dimensional geometrical models of the target and ir flares are established and by using the software vega missile attacking process is real - time simulated visually. secondly, the ir radiation characteristic of the target, background and the ir flares are analyzed, in which the wave radiation of the sun at different time, wind speed, the relative humidity and ir radiation attenuation characteristic of the atmosphere is under consideration. from above the ir image of the target, ir flare and the background are got and then are normalized to gray color image that will be showed in a child window in real time

    本文通過三維建模工具creator建立目標、背景和干擾的三維模型，再通過視景模擬軟體vega生成載機、導彈和目標飛機的可見光場景圖像，實時地對導彈攻擊工程進行可視化模擬；並分析了目標、背景和干擾的紅外輻射特性，計算出傳感器路徑上大氣衰減等等，將經過衰減的目標、背景和干擾的輻射強度量化為灰度圖，以子窗口形式實時顯示；進一步可以使目標和干擾按照各自的運動軌跡運動，便可產生動態的紅外熱圖像序列。
  7. The big bang model, which states that almost 14 billion years ago the universe started expanding from a state of extremely high density and temperature, is able to explain galaxy motions, the abundance of hydrogen and helium, and the properties of the cosmic microwave background ( cmb ), the remnant heat from the expanding and cooling gas

    大霹靂模型指出，宇宙于約140億年前自極度高溫、高密度的狀態開始擴張，這理論不但可以解釋星系運動以及宇宙中氫與氦的含量，而且還預測了宇宙擴張時，冷卻中氣體的殘餘熱輻射，也就是宇宙微波背景的各項性質。
  8. This star has a non - zero temperature and there is heat conduction between the star and the surrounding radiation. possible experimental tests are discussed briefly

    該星體被放置在一個均勻、各向同性的宇宙微波背景輻射場中，星體與背景輻射場之間存在著熱傳導。
  9. Celestial thermal background radiation

    天空熱背景輻射
  10. Celestial thermal background

    天空熱背景輻射
  11. Millimeter wave object detection makes use of the electromagnetic thermal emission of the subject and reflected thermal signals from the background, millimeter wave object detection, in comparison to visible or infrared object detection, has great potential advantage of detection through fog 、 cloud 、 smoke 、 sandstorms and other poor weather conditions

    毫米波目標探測是利用目標、背景的電磁熱輻射來實現的，與可見光及紅外探測相比，毫米波目標探測在霧、雲、煙塵、沙暴等惡劣氣候條件下具有潛在的優勢。
  12. First, this paper discusses the basal characteristic of ir, the difference of radiation of target and background and the characteristic of infrared thermal imager. then this paper concludes the characteristic of ir image and builds the academic foundation

    本文首先討論了紅外輻射基本特性以及目標和背景的紅外輻射特性的基本區別，進一步探討了熱成像儀的紅外圖像特徵，歸納總結出來了紅外圖像的主要特點，為后續工作打下良好的理論基礎。
  13. Thermal background radiation

    熱背景輻射
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