極光溫度 的英文怎麼說

中文拼音 [guāngwēn]
極光溫度 英文
auroral temperature
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : 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) ...
  • : Ⅰ形容詞(不冷不熱) warm; lukewarm; hot; gentle; mild Ⅱ名詞1 (溫度) temperature 2 (瘟) acute ...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 極光 : [地球物理] aurora; aurora polaris ; [天文學] polar light
  • 溫度 : [物理學] temperature
  1. His words were all uttered with a fine geniality of eye and manner which went far to conquer my distrust.

    他說那些話時,目相當和藹、態和。這大大地消除了我的猜疑心理。
  2. The two sunspots of a pair have different polarities, one would be a magnetic north and the other is a magnetic south. thus, we believe that there are magnetic field lines joining the two sunspots of a pair. the strong magnetic field locks the gas of the photosphere in places and inhibits the hotter gas below to rise at the sunspots

    黑子經常成雙成對出現,每對皆由性相反的黑子組成,若一個為磁北,另一個必為磁南,由此我們估計每對黑子皆由磁力線所連系,強大的磁場牽制著球層上的氣體,並阻止了下層較熾熱的氣體上升至黑子范圍,結果黑子比太陽表面其他地方較低。
  3. At the temperature of 300, the average diameter of fes2 particles is 30nm. the photocurrent of the pyrite sensitizing tio2 electrode increases as the solvothermal temperature increases

    對fes _ 2納米顆粒敏化yio _ 2電的i - v曲線測試證明,增加反應與時間有利於電流的增加。
  4. The thermal sensor in front of the sculpture, capable of reading tiny temperature changes, senses the amount of heat on its surface and transmits the signal to the controller hidden underneath. the controller then changes the colour of the led neon tubes according to the information it receives from the heat sensor

    前方的指示牌有一個熱能感應器,它能測量出輕微的轉變,透過轉接器的幫助,將發體( led )的顏色轉變。當越高, led的顏色便會由藍轉紅。
  5. Working on laser diode fiber - coupling modules was summed up, they are, setting up the model of far - field distribution of laser array and the far - field characteristics of difference structures ; designing the temperature - controlled laser diode fiber modules, that has been used as a laser system with temperature - controlled and fiber - output ; realization with high - brightness laser diode fiber - coupling modules ; the fiber ' s application in the field of high power laser

    總結了自己在纖耦合輸出激體模塊方面所做的一些工作,建立了半導體激器列陣遠場束分佈模型,並結合具體參數分析了不同結構的激器列陣的束遠場分佈特性,可以知道我們設計和優化激器列陣的結構。設計並製作了纖耦合模塊的控制系統,並製作成纖輸出激器半導體系統投入使用。
  6. The temperature dependences on the resistance in all the thin films show that in the low temperature range the width of eg band level changes the transports, but in the high temperature range the thin films forms the small polarons hopping conductivity. the phase transition induced by the current is explained by the demagnetization and lattice distortion

    在高部分,材料呈現小化子跳躍形式輸運特徵;實驗研究了不同偏置電流對薄膜的相變影響,表明電場可以引起材料中磁性的變化和晶格畸變,導致相變點向低方向移動;材料的致相變研究表明子能量、強和化方向對輸運性質有影響。
  7. In this thesis we have analyzed some kinds of single photon detector and their advantage and disadvantage firstly. then, the key apparatus ( ingaas - apd ) and its characteristics have been studied. we have tested the apds of perkinelmer, oki and photon company, and got some useful parameters

    其次,主要對量子通信用單子探測器的核心器件? ? ingaas雪崩電二體( ingaas - apd )的暗電流特性、電流、特性、雪崩特性等進行了研究,同時把飛通公司、 oki公司、 perkinelmer公司的apd進行了比較,分別得出了它們的特性參數,為研製實用的紅外單子探測器提供了重要的依據。
  8. Comparative study was carried out on the effects of critical environmental factors ( temperature, irradiance ) on the photosynthetic and respiratory rate between spirulina platensis ( s1 ) derived from the alkaline lake in maousu sandy land in inner mongolia and two imported species spirulina platensis ( s2 ) and spirulina maxima ( s3 )

    本文從環境因子(強)對螺旋藻合速率和呼吸速率的影響方面,對內蒙古毛烏素沙地堿湖鈍頂螺旋藻( s _ 1 )與國外引進的鈍頂螺旋藻( s _ 2 )和大螺旋藻( s _ 3 )進行了比較研究。
  9. The influence arising from the anode voltage and gas pressure of gas - flow proportional counter and ambient temperature on the measuring error of the setup has been investigated by means of experiment

    實際測得了流氣正比計數管陽高壓、工作氣壓和環境對軟x射線熒測量裝置測量誤差的影響。
  10. Based on a 3 - d transient thermal model with inhomogeneous heat generation, the temperature and thermal stress distribution in the disk of heat capacity laser pumped by high power laser diode array ( lda ) are simulated and analyzed by means of finite element methods

    摘要為了研究激介質熱畸變對固體熱容激器的影響,數值計算了高功率激體陣列抽運片狀激介質的瞬態場和熱應力分佈。
  11. The main work can be summed up as follows : firstly, we studied the thermal - field properties of vcsels, and analyzed the influences of current spreading, material parameters and operating conditions on the temperature distributions. secondly, we began with the electrode voltage and calculated the equipotential s distributions, compared the distributions of voltages and current densities in different depths of vcsels, and then studied the influences of the oxide - confining region with different position or thickness, and the different sizes of the gain - guided aperture and emitting window on the distributions of the injected current density, carrier concentration and temperature in the active region. thirdly, we realized the coupling of electricity, optical and thermal - fields, worked out the threshold voltage, calculated the distributions of the injected current density, carrier concentration and temperature under different offset voltages, and analyzed the impacts of temperature profile and carrier density on the refractive index, fermi levels and optical - field

    具體工作可以概括如下:首先,研究了vcsel的熱場特性,分析了電流擴展,材料參數和工作條件對于分佈的影響;其次,從電電壓入手,計算出激器中的等勢線分佈,並對不同深處的電壓和電流分佈進行比較,研究了高阻區的不同位置和不同厚、限制層和出射窗口半徑的大小對電流密、載流子濃分佈的影響;再次,實現了電、、熱耦合,求出了閾值電壓,計算了不同偏置電壓下的電流密分佈、載流子濃分佈和熱場分佈,分析了和載流子濃變化對折射率、費米能級和場的影響;最後,給出了考慮n - dbr和雙氧化限制層時激器中的等勢線分佈,分析了n - dbr和雙氧化限制層對vcsel電流密、載流子濃場分佈的影響。
  12. We calculate the stress fracture limit, critical index limit and melting limit in a high power double clad fiber laser. the results show that the average output power decreases when the temperature is too high. to maintain the pumping efficiency and the output power, some cooling methods should be used when the output power reaches a certain level

    給出了熱效應對雙包層纖激器影響的裂解限、臨界折射率限和熔化限與纖結構參數和泵浦功率的表達式,理論分析和數值模擬結果表明對于高功率的雙包層纖激很高時激增益下降,在一定的功率水平上需要進行外界的冷卻,以保證泵浦激的效率和高功率的激輸出。
  13. The processing parameters of preparing plzt electro - optic films were 400 of substrate temperature, 100w of sputtering power, 1 : 6 ratio of oxygen to nitrogen and 650 of annealing. the processing parameters of preparing sno2 film were room temperature of substrate temperature, 200w of sputtering power, 1 : 2 ratio of oxygen to nitrogen and 600 of the annealing temperature

    制備plzt電薄膜的最佳工藝參數為:襯底400 ,濺射功率100w ,氧氬比為1 : 6 ,退火為650 ;而制備二氧化錫透明電的最佳工藝參數為:襯底、濺射功率200w 、氧氬比為1 : 2 、退火為600 。
  14. Compared to gan, which is one of the most successful wide - band semiconductor materials at present, zno is promising : high - quality zno with very low defect densities can be synthesized at much lower temperature than gan ; zno can emits light with shorter wavelength than blue light emission from gan ; zno has higher excitonic binding energy ( ~ 60mev for zno, 25mev for gan ), which promises strong photoluminescence from bound excitonic emissions at room temperature ; meanwhile, homogeneous bulk zno is available

    和gan相比, zno薄膜具有生長低,激子復合能高( zno : 60mev , gan : 21 25mev ) ,受激輻射閾值較低,能量轉換效率很高等優點。有可能實現室下較強的紫外受激發射,制備出性能較好的探測器、發體和激體等電子器件。
  15. Stars at the upper right corner have low surface temperature, hence low energy output per area, but still high luminosity. so, stars in this region are physically very large. we call them

    位於右上角的星,雖然表面很低即單位面積的能量輸出也低,但卻有大的,所以這些星體積一定非常大,我們稱之為
  16. This paper studies cretaceous volcanics distribution, rock types, tectonic setting and reservoir characteristics in the western depression of liaohe fault depression through statistics of compound logging data, core observation, thin section identification, cathodeluiminescence, scanning electron microscope, x - ray diffraction analysis, image analysis, rock chemical analysis, isotope age testing, and inclusions temperature testing

    摘要通過全區綜合錄井資料的統計、大量的巖心觀察,並利用薄片鑒定、陰、掃描電鏡、 x衍射分析、圖像分析、巖石化學分析、同位素年齡測定、包裹體測定等10餘種方法,對遼河斷陷西部凹陷白堊紀火山巖分佈、巖石類型、巖石系列、形成的構造背景及儲層特徵進行了研究。
  17. It avoids the disturbance of the constant current source by improved constant current source method, with high precision and nice resolving power. the circuit has wide application with simple structure, low cost, low power dissipation and small. it can be used in the precise temperature measurement and control systems, such as laser diode

    用改進的恆流源法測量熱敏電阻的阻值,有效地克服了恆流源的干擾,測量精高,測量解析可達0 . 01 ,測準確可達0 . 5 ;並且該電路結構簡單,成本低、功耗小、體積小、具有很高的實用價值,可用於需要精密測與控系統中,如激體的控制中。
  18. The increase of radiative transition rate with decreasing particle size was attributed to the lower symmetry surrounding the eu3 + ions, while the increase of nonradiative transition rate to the extra nonradiative transition channels caused by surface defects. ( 3 ) under excitation of 488 nm, temperature - dependence of emission intensity of the 5d4 - 7fj transition in nanocrystalline y2o3 : tb was studied. in nanocrystalline, there appeared two maximal intensities

    ( 3 )研究了488nm激激發下不同顆粒尺寸的y _ 2o _ 3 : tb納米晶熒發射強的變化規律,發現y _ 2o _ 3 : tb納米晶熒發射強在280k與590k存在兩個大值,而體材料只在280k有一個大值。
  19. We confirm its tuning characteristics by changing crystal ' s temperature in our experiment the wavelength of the opo output can be tuned from 1988nm to 2293nm with the crystal ' s temperature range of 8 degree

    然後在實驗上利用晶體不同的化周期,在晶體改變8的情況下,得到了波長調諧范圍在1988nm - 2293nm的下轉換輸出。
  20. They are very sensitive to heat and light

    他們對于線和其敏感
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