極光光線 的英文怎麼說
中文拼音 [jíguāngguāngxiàn]
極光光線
英文
e aurora beam-
These electrons create electrical effects, such as the aurora borealis, or northern lights, cause the disruption of radio transmissions, and increase the amount of ozone in the upper atmosphere
這些電子產生了電效應,如極光,或北極光,造成無線電傳送的中斷,在大氣層的上方出現臭氧量的激增。" for his discovery of the doppler effect in canal rays and the splitting of spectral lines in electric fields
發現極隧射線的多普勒效應以及電場作用下光譜線的分裂現象Under the guidance of the theories of sedimentation, paleontology, stratigraphy, reservoir geology and digenesis, synthetically applying the methods of the conjunction of spot - line - surface, macro - microscopic and field - indoor, there is a comprehensive study for the upper permian series in stratum, rock, sedimentary facies and diagenesis, especial for the type and characteristics of sedimentary facies, in the paper. based on the above, the vertical evolutionary model of the sedimentary environment is explained by the study of the elevation profile and transverse profile and the regional geological characteristics
本文主要是以沉積學、古生物學、地層學、儲層地質學等相關理論為指導,運用點線面、野外與室內、宏觀與微觀相結合的方法,並藉助普通顯微鏡、陰極發光顯微鏡等手段對川西地區北部上二疊統的地層、巖石、沉積相以及成巖作用進行了研究,尤其是對沉積相的類型及特徵作了詳細的劃分與闡述。( 2 ) on - line spectral response measurement is used to make a research on the activation process. the on - line measurement results have been analyzed and the influence excised by cs, o activation on the photoemission property of gaas wafers has been revealed. the properties of domestic and foreign nea phocathodes are compared, and the reasons causing the gap between domestic and foreign phocathodes are discussed
( 2 )利用光譜響應在線測試技術研究nea光電陰極的激活工藝,通過對在線測試的光譜響應曲線進行分析、比較和計算,剖析了激活工藝給陰極光電發射性能帶來的影響,並從性能評估的角度,比較了國內外nea光電陰極的性能,分析了它們之間存在差距的原因。The angular extent in a specified plane which contains all the radius vectors of the polar curve of luminous intensity having lengths greater than a specified fraction of the maximum
在某一平面上,一定角寬范圍內所包含的光強極軸曲線上的矢徑長度均大於其最大值的某一特定比例,這種情況定義為光束的發散。The third showed the pinnacle of an iceberg piercing a polar winter sky : a muster of northern lights reared their dim lances, close serried, along the horizon
第三幅畫的是一座冰山的尖頂,刺破了北極冬季的天空,一束束北極光舉起了它們毫無光澤密布在地平線上的長矛。An optional black anodized aluminum cover can be used to eliminate ambient light and to block the light path when taking dark current measurements
另外還提供一個可選配的黑色陽極電鍍鋁蓋用於在進行暗電流測試時遮蔽環境光線。When they reach the earth ' s magnetic field the energy is tra ferred into visual light around the earth ' s polar regio
當它們到達地球磁場之後,能量便在地球極圈地帶轉化成可視的光線。When they reach the earth ' s magnetic field the energy is transferred into visual light around the earth ' s polar regions
當它們到達地球磁場之後,能量便在地球極圈地帶轉化成可視的光線。The action of the combined brightener was studied by hull cell test, the determination of cathodic current efficiency and polarization curves
通過赫爾槽試驗,電流效率及陰極極化曲線的測量研究了該光亮劑的作用效果。With the rapid development of optical fiber communication technology, low - cost and high quality near infrared laser and light emitted diode working at room temperature become widely available. the emit wavelength from these light resource is not only consistent with the three low - decay windows of fiber optics, but also with many wide - frequency or recombination absorption spectrum of environmental and industrial gases
光纖通信技術的發展使相對低價、工作于常溫、高質量的近紅外激光器和發光二極體可廣泛獲得,這些發光光源的發射波長與光纖的三個低損耗窗口相一致,也與許多環境和工業氣體的泛頻或復合吸收譜線相一致。While scientists know the cause of the aurora , exactly how it affects earth is still in question. though infrared cameras have captured solar storms , the aurora remains a mystery
雖然科學家知道了極光的成因,但是它究竟如何影響地球仍是一個疑問。盡管紅外線攝像機能夠捕捉到太陽風暴,而極光依然是一種神秘之物。However, even among the green tourmalines there is a broad spectrum. some of them are very light, others so dark that the green colour can only be recognised when the stone is held against the light
的色澤濃度范圍是很寬廣,有些是很輕淡的綠,然而有些顏色卻極為深,其綠色深到要用光線照射時才會顯現出來。The film was beautifully crafted, having been shot in black and white, yet highly perturbing in the way a comical situation gradually transformed itself into a barbaric climax, ending with a final, unsettling shot that none will easily forget
這部影片在採用黑白片攝制,鏡頭、光線等技巧都運用得極好的同時,從充滿了令人不安而又令人捧腹的喜劇效果情節逐漸將觀眾帶入了那野蠻、凶殘令人感到既悲哀且悲壯的高潮,特別是電影的結束部分令觀眾久久不能釋懷。Vil gmagyars g _ hajl ka n h ny k p az pusztaszeri ki ll t sb l : magyarorsz g kir lyai, uralkod i, csal df i, c merei, t ? rt nete, t rk pek, mer tett pap r, plak t
常州星光電子有限公司生產整流二極體引線,整流橋堆引線、數碼管引線、電感引線、電容器引線、耐熱合金圓銅線、高電導銅包鋼復合線纜,高精度圓銅線、鍍錫圓銅線。The working principle, characteristics and types of on - line tunable diode laser spectral analyzer are described. its development prospect is discussed
摘要介紹了可調諧激光二極體激光光譜分析器的工作原理、性能特點和結構形式,說明了該儀器在在線過程分析中的優勢,對其發展遠景作了討論。Abstract : we have studied the polarization beats spectroscopy with phase - conjugation geometry in a cascade three - level system. it was found that the accuracy for the energy - level difference measurement is determined by the homogeneous linewidths of the optical transitions. under the condition for the occurrence of beating, the frequency difference of the beat between two independent light sources could exceed the laser linewidth. the measurement accuracy for laser absolute frequency could reach the same order of magnitude as the laser linewidth
文摘:研究了級聯三能級系統中的相位共軛極化拍頻光譜術.發現其對能級差的測量精度決定於光學躍遷的均勻增寬.在符合拍頻條件時,兩獨立光源拍頻的頻差可以超出激光線寬,激光絕對頻率的測量精度可達到與激光線寬同一量級Because the red ship is moving so fast, the beam does not appear to go straight up
由於紅色飛船正以極快的速度飛行,光線的行走不是垂直向上。Technology using the high purity of the light and act on the skin tissue securely, increasing skin elasticity and rejuvenation
技術是使用純度極高的光線,安全地作用於皮膚組織,使皮膚彈性增加恢復青春。The 10 tube makes it smaller in size, lighter, decorative, good color rendering, non - blinking, and energy saving with more than 6000 hours of use
採用10細管徑,體積更小,重量更輕,更具有裝飾的靈活性,光線柔和怡人,顯色性極佳,無閃爍,耗電量小,壽命長達6000小時以上。分享友人