極光線 的英文怎麼說
中文拼音 [jíguāngxiàn]
極光線
英文
auroral line-
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。Measuring method of the phosphor excited by cathode rays
陰極射線致熒光粉測試方法In television, the repetitive movement of the cathode beam over the phosphor screen
在電視技術中,陰極射線在熒光屏上的反復運動。( 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。In 1895, wilhelm roentgen accidentally discovered that a cathode - ray tube could make a sheet of paper coated with barium platinocyanide glow, even when the tube and the paper were in separate rooms
1895年,威廉?倫琴偶然發現陰極射線管能使塗有一層氰亞鉑酸鹽鋇的薄相紙發光,甚至當陰極射線管和相紙分別放在不同的房間時也能發光。In a scanning system ( optical character recognition, cathode ray tube ), the movement of the scanning element from the end of one scanned line to the beginning of the next
在掃描系統(光學字元認別,陰極射線管)中,光點從一行的末端到下一行的始端的運動。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。Effect of high aluminum algaas oxidized layers on vertical - cavity surface - emitting lasers
的激光二極體線列陣光纖耦合器件Thus, space - charge field in excitated photoconductor can intensity influence not only the shape of photo - electric current of pcss ' s, but also the terahertz out put of photoconducting antenna. in this paper, the forming and movement of space - charge field are simulated by means of fdtd method
觸發條件下光電導體內部電場不僅顯著的影響光電導開關產生超快電脈沖的功率、波形,而且對thz偶極天線的輻射功率也有明顯的影響。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。For instance, the phosphor on a crt screen needs to be constantly reactivated by an electron beam in order to remain illuminated
例如,陰極射線管熒光屏上的磷光體為了保持它激發光狀態,需要用電子束不斷地再激勵。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。Photometric and colorimetric methods of measurement of the light emitted by a cathode - ray tube screen
陰極射線管熒光屏發射光的光度和色度測量方法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。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Mgf plays the role of segregation. the third method is to enhance the oel by means of making complex with n - vi compounds. el - vi compounds are very stable and possessing higher electron mobility than organic materials
但電子不是在真空中,而是在固體中加速的,我們稱它為固態陰極射線發光或類陰極射線發光,它的激發態是成對的電子及空穴。By analyzing their energy offset on the interfaces, we found that the introduction of ii - vi compounds replaces the original steep barrier with ladder - like barriers. the injection probability becomes the production of two injection probabilities through lower barriers and become larger than the original one. in chapter 5 we want to utilize the deeper, dynamical ( in addition of static ) properties of semiconductor to reinforce the luminescence of oel
為使類陰極射線發光同有機電致發光集成,我們設計了非對稱結構al sioz mnppvn , mn ppv中的發光是由於從sioz出來的電子和從ld注人的空穴的復合,而由於sioz中的電子的倍增過程,從sioz層出來的電子能量不是單一的,而有一個從低能到高能的分佈。分享友人