亮光溫度 的英文怎麼說
中文拼音 [liàngguāngwēndù]
亮光溫度
英文
brightness temperature- 亮 : Ⅰ形容詞1 (光線強; 明亮) bright; light 2 (聲音強; 響亮) loud and clear; resounding 3 (開朗; ...
- 光 : Ⅰ名詞1 (照耀在物體上、使人能看見物體的一種物質) light; ray 2 (景物) scenery 3 (光彩; 榮譽) ...
- 溫 : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 亮光 : light
- 溫度 : [物理學] temperature
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The next move is to deduce the range of a bombing radiating wavelength with the flying bomb ' s temperature being analyzed and to compute the target ' s irradiance and radiated luminance between spectral penetrating strip based on the planck formula for the black body
在此基礎上,從分析飛行彈體的爆炸溫度出發,推導了彈體爆炸時輻射峰值波長的范圍,分析了黑體輻射的普朗克公式,計算出目標在光譜通帶內的輻出度和輻射亮度。Traveling cranes, drying furnaces, transformer wiring facilities, transformer automatic inspection machines, pressure meters, insulation resistance meters, ac dc stabilized power sources, memory high coder brightness meters, light meters, film thickness meters, noise meters, hand thermometers
起重機,乾燥爐,變壓器卷線設備,變壓器自動檢查機,耐壓計,絕緣電阻計,交流直流穩定性電源,內存快速編碼器亮度計,光度計,膜厚計,噪音計,手指尖溫度計Precocity ; endless growth ; growing trend is medium, and is able to bear or endure low temperature, it is strong to be able to seat fruit under low light level power, the fruit expands fast, the fruit is high and round, the pink, no green shoulder epidermis is smooth and bright, in good order, the single fruit weighs about 300g, thick flesh ; small ventricle, bear or endure storage and transportation, taste good, commodity nature is good, high resisted leaf mildew, droop, viral disease
特徵特性:早熟植株無限生長,長勢中等,耐低溫,耐弱光下座果力強,果實膨大快,果實高圓型,粉紅色,無綠肩表皮光滑亮麗,整齊度好,單果重300克左右,果肉特厚心室小,耐貯運粉果精品,味好品質佳,商品性好,高抗葉霉病、枯萎病、病毒病。The study indicate that sral2o4 : tb3 + phosphor can be composed from 1250c to 1550c, the phosphor ' s luminance reduce and the afterglow time shorten along with the compounding temperature ; the better luminance and afterglow with the better crystalloid degree ; the luminescence of tb3 + ion in the sral2o4 is coming from the transition of 5d4 - 7fj ( j = 6, 5, . . . 0 ) ; the afterglow is because of the electron that seized in the trap released which integrate with the luminescence center
合成發光體亮度隨合成溫度的降低而逐漸降低,余輝時間逐漸縮短;當合成物具有較好的結晶度時,合成的發光粉不僅發光亮度高而且余輝時間長; tb ~ ( 3 + )離子在sral _ 2o _ 4基質晶格中的發光主要來自於~ 5d _ 4 ~ 7f _ j ( j = 6 , 5 , … … 0 )的躍遷;其餘輝是因為不斷有被陷阱所俘獲的電子釋放出來與發光中心復合。So it is very important to found a higher accuracy standard of spectral irradiance and spectral radiance. the article begins with the conclusion of measurement approaches on spectral irradiance, spectral radiance, colour temperature and blackbody temperature and introduces measurement approach, theory, system and signal measurement technique systematically
本文從總結現有高溫黑體溫度的測量方法、光譜輻照度的測量方法及光源色溫的測量方法出發,系統地介紹了高溫黑體溫度、光譜輻照度、輻亮度及光源色溫的測量方法,測試原理,測試系統以及相應的信號檢測技術。The spectrum of a galaxy contains bright and dark lines that are determined by the galaxy ' s temperature, density, and chemical composition
一個星系的光譜中包含亮與暗的線,這是由星系的溫度、密度和化學成分決定的。The cool - beam halogen reflector lamps combined with tungsten halogen lamps and dichroic reflectors. they have the advantages of small size, high beam luninsity but low temperature, excellent color rending, high luminous efficiency long life. a lamp of 50w is equal to a general lighting incandescent lamp of 150w in lighting efficincy. this kind of lamps are suitable for reflection lighting and decorative lighting in display windonws and shop interiors, munseums, exhibition halls
冷反射定向照明鹵鎢燈泡和介質膜冷反光鏡組合而成,具有體積小,光束亮高而溫度低,顯色性好,光利用率高,壽命長等優點,一隻50瓦燈的亮度,相當於一只150瓦普通白熾燈泡的亮度,這種燈適用於商場櫥窗、博物館、展覽廳等場合的定向照明和室內裝飾照明。Outside, a light rain was falling, but the drop in temperature did not make me feel cold. i seemed hardly aware of my own body consciousness. i do not know if i chanted the five holy names ; my mind seemed to have stopped functioning
天還? ?亮,在舒爽氣氛中,白光也籠罩全場,讓眼前景物更加清晰光亮,外面正下著小雨,溫度驟降卻絲毫不感到寒冷,身體意識幾乎微細察覺不出連佛號也念得若有若無,頭腦好像停下來般。The kindly dimness of the weak candle abstracted from her form and features the little blemishes which sunlight might have revealed - the stubble scratches upon her wrists, and the weariness of her eyes - her high enthusiasm having a transfiguring effect upon the fact which had been her undoing, showing it as a thing of immaculate beauty, with a touch of dignity which was almost regal
蠟燭微弱而溫和的亮光,掩蓋了她身上和臉上的小毛病麥茬在手腕上留下的劃痕,眼睛里流露出的倦容,這些毛病在日光下也許就會暴露出來。她的那張臉曾經害了她,現在她的高度熱情在她的臉上產生了美化的效果,表現出一種冰清玉潔的美,帶有一種近似王后的莊嚴。This edta route has several remarkable advantages in comparison with other method. because of the greater ability of edta anions to chelate metal cations, and forming very stable and soluble complexes, all of the starting materials are mixed at the molecular or atoms level in a solution, it is easy to control the composition and a high degree of homogeneity is achievable
傳統的合成方法是高溫固相反應,由於灼燒溫度高、灼燒時間長,形成硬團聚體,產物粒徑較大,一般為m級,需進行球磨粉碎以減少其粒徑,很難制得均相、均一粒度分佈的氧化物粉體,在研磨過程中容易引入雜質且晶形破壞使得發光亮度減小。There are three mathematical models of multi - spectral thermometry based on calibration factor, brightness temperature and reference temperature respectively
多光譜輻射測溫法的數學模型有基於檢定常數的數學模型、基於亮度溫度的數學模型和基於參考溫度的數學模型。The research on data processing method of multi - spectral thermometry for the measurement of the true temperature and spectral emissivity of high temperature and ultrahigh temperature targets has been supported by the national natural science foundation of china ( no. 60377037 )
多光譜測溫數據處理方法研究是由國家自然科學基金(編號: 60377037 )資助,應用亮溫逼近法和連續測量法解決高溫及超高溫目標真實溫度及物體的光譜發射率測量問題。Then the temperature and spectral emissivity of material is calculated through processing the information data. this method has been quickly developed in the latest years because of the capability to get true temperature and emissivity without auxiliary instruments or other additional information
多波長輻射測溫法是在一個儀器中製成多個光譜通道,利用多個光譜的物體輻射亮度測量信息,經過數據處理得到物體的溫度和材料的光譜發射率。Advantage include daylight color temperatures, extremely high brightness, instant on - off, and mercury - free content
它的優點包括日光溫度,超高亮度,即時通斷與無汞成分等等( 2 ) a continuous measurement method based on brightness temperature is proposed by processing the measured data of the multiwavelength pyrometer at two different times, the true temperatures and spectral emissivities at two different times can be calculated simultaneously. the experimental results show that this method improves the measurement precision of true temperature and spectral emissivity
( 2 )提出了基於亮度溫度模型的連續測量法,通過處理多波長溫度計兩個不同溫度處的測量數據,可以同時求得兩個不同溫度處被測目標的真溫及光譜發射率,試驗表明:該方法可以提高計算精度。Because of its great mass, both the core temperature and density are higher than that of a solar mass star. the nuclear reaction rate is also higher and it produces more energy per second. the star is of spectral type o, b or a
由於質量更大,恆星核心的密度及溫度亦必然比小質量恆星高,所以熱核反應會以更快速度進行,產生出更多的熱能,恆星會更加光亮,這些恆星通常為o b或a型恆星。We researched the influences of systhesis temperature, heat preservation time, eu + concentration, reduction surrounding feeling and flux on luminescent properties of sral2o4 : eu2 + phosphors, optimized the experiment conditions and reduced systhesis temperature about 100 c. we found that the systhesized sample ' s luminescent brightness is better with increasing systhesis temperature, but the phase component is more complex. we found that the luminescence brightness of sample appear a increasing process at first, and then a reducing one with the raise of eu2 + concentration, it indicated that the luminescence brightness is not better if the eu2 + concentration is too high or low. we found that the systhesized sample can not bright at too long heat preservation time, and the luminescence brightness is lower at too short heat preservation time. we found that particle diameter is bigger, the wavelength of emission peak is longer
研究發現合成溫度高,合成樣品的發光效果好,但物相組成也較復雜; eu ~ ( 2 + )離子在一定摻雜濃度范圍內,合成樣品的發光亮度先是出現一個提高過程,然後是一個降低過程,說明eu ~ ( 2 + )離子濃度高或低都不利於合成樣品發光;保溫時間較長,合成樣品不發光,保溫時間較短,合成樣品發光效果不好,只有合適的保溫時間才能合成發光效果好的樣品;合成樣品的粒徑大小與發射峰的位置具有一定的關系,粒徑越大,發射峰越偏向長波方向;助熔劑對樣品的合成溫度和發光性能都有影響,助熔劑的量較低時,主要表現為助熔作用,對發光影響不大,助熔劑的量較高時,使得樣品發光亮度降低和余輝時間縮短;還原方式的不同,合成樣品的發光性能也不一樣。To improve the measuring precision of true temperature and spectral emissivity, the dissertation brings forth the new ideas and work as follows : ( 1 ) a brightness temperature approach is proposed and used for the measurement of the true temperature and spectral emissivity
為了提高目標真溫和光譜發射率的測量精度,本課題主要研究工作如下: ( 1 )提出了基於亮度溫度模型的亮溫逼近法的多光譜數據處理方法,以求取目標真溫及光譜發射率。1 measurement items : luminance ( transmittance, grey scale inversion ), chromaticity, response time, flicker, eoc, gamma curve, view angle performance, spectrum, reflective luminance, reflective chromaticity, reflectivity, module optical performance with certain temperature range
1量測項目:亮度(穿透率,灰階反轉) ,色度,響應時間,閃爍度,光電特性曲線,圖像輝度曲線,視角特性,光譜曲線,反射亮度,反射色度,反射光譜,反射率,產品光學參數的溫度特性。Due to characteristics of white led such as large forward voltage and high temperature sensitivity, and necessity of uniform brightness requirement of the portable application, specially designed power management ic is needed
由於便攜式應用對白光led亮度均勻性的要求,以及白光led自身的正向導通電壓大、電學參數離散性大、容易受溫度影響等特點,需要設計專門的電源管理晶元來驅動白光led 。分享友人