激波溫度 的英文怎麼說

中文拼音 [jībōwēndù]
激波溫度 英文
shock temperature
  • 激 : Ⅰ動詞1 （水因受到阻礙或震蕩而向上涌） swash; surge; dash 2 （冷水突然刺激身體使得病） fall ill fr...
  • 波 : Ⅰ名詞1 （波浪） wave 2 [物理學] （振動傳播的過程） wave 3 （意外變化） an unexpected turn of even...
  • 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
  • 溫度 : [物理學] temperature
  1. ( 2 ) the emission spectra of laser ablation metal copper plasma were measured. the detailed mechanism of plume emission of cu plasma was qualitatively explained using a simple model based on excitation of atom and ion in plume arising from inelastic collision between the elemental species and electron with high kinetic energy. under the local thermal equilibrium model, the electronic temperature of copper plasma was deduced to be in the 104 scale by its emission lines

    （ 2 ） cu等離子體光譜：在420 570nm波長范圍內觀測了激光燒蝕cu等離子體的光譜和各發射譜線在等離子體中的空間分佈；比較了激光能量對cu等離子體發射光譜、電子溫度的影響；用局部熱力學平衡（ lte ）近似，測得cu等離子體的電子溫度為104k數量級；在不同背景氣壓下，觀測了激光燒蝕cu等離子體光譜的空間分佈。
  2. The second one : we studied the effect of temperature on performance of lds. it was found that threshold current increase exponentially outpower and slope efficiency decrease parabola and exponentially respectively. coefficient of temperature shift is 0. 24 / k, wheras characteristic temperature also decrease with rise of temperature

    研究了溫度對激光器各參數的影響，隨著溫度的增加，閾值電流呈指數增加，輸出功率和斜率效率分別呈拋物線和指數關系遞減，同時特徵溫度也減少，波長隨溫度的漂移系數為0 . 24nm ，並且總結了一些溫度和結構設計方面的關系。
  3. Based on the epwp and wpwp in conjunction with abnormal north and west wind, a new possible iii mechanism is provided for the evolution of the 1997 / 1998 el nino. to be specific, the warm kelvin wave propagating to east excited by the abnormal west wind can suppress the cold upwelling flow in the eastern pacific, which, in turn, is favorable to the eastern pacific sst increase ; abnormal west wind can make the warm water of the wpwp east edge extend to east, which is conductive directly to eastern pacific sst increase ; the abnormal west wind propagating to east can make the sea surface warm water near two equatorial laterals converge to the equator by ekman drifting, which, in rum, strengthens the downwelling flow near the equator, leading to eastern pacific sst increase

    將東、西太平洋暖池及異常北風、西風一併結合起來考慮，提出1997 1998elnino事件發生、發展的一種新的可能機制：異常西風激發東傳的暖kelvin波對東太平洋的冷上翻流有抑制作用，從而有利於東太平洋海表溫度增加；異常西風驅動西太平洋暖池東端暖水向東伸展直接有利於東太平洋海表溫度增加；東傳的異常西風可以通過埃克曼漂流效應將赤道兩側的海表暖水向赤道輻合從而加強了赤道附近的下沉流，也有利於東太平洋赤道附近海表溫度增加。
  4. Principal conclusions were drawn as the following : the non compatibility of pressure or velocity of the gas on both sides of the contact surface is the cause of the formation of shock wave ; the heating effect of reflective shock wave to driving gas during charging or exhausting process is the internal mechanism of peak oscillating effect, and all the factors that influence the formation and the running of the shock wave will influence the peak oscillating frequency, cooling effect

    主要結論如下：熱分離機內激波形成的原因是射氣瞬間接觸面兩側壓力和速度不相容；峰值振蕩效應的內在機制為反射激波對充氣階段的驅動氣或低溫排氣的加熱，凡是影響激波形成及運動的因素都將對峰值振蕩頻率、冷效應及熱效應產生影響；當充、排氣時間比為0 . 1763時，最佳射流激勵頻率出現在高階峰值振蕩頻率上。
  5. For the sake of the practical application, the 1s to 2p transitional spectra of the group composed by na10 + and al12 + or another group composed by mg11 + and si13 + will be selected to use in the calculation about relation of relative intensity of spectra and electronic temperatures for making theoretical values approaching practice

    計算所得的能級躍遷波長、自發躍遷幾率a 、受激躍遷幾率gb和振子強度是對實驗所用光譜數據的補充。此外研究表明，利用z = 2的不同元素作示蹤元素進行溫度診斷是合理可行的。
  6. This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails. this monitoring system is a non destructive testing system, which adopts avr mcu and high - precise time chip processing as the core of it, and adopts the critically refracted longitudinal wave as the object of measuring. my studying focuses on the theory of the monitoring system, which will be listed in this arctile : according to the snell theory, the theory of motivating of critically refracted longitudinal wave is described in details, and the finite element software is used to emulate the propagating course. the formulas of calculating the pts of swr are taken from the acoustoelasticity theory, and the calculating the parameters is introduced. according to assemble materials, three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described, which are measuring the sound - time in changeless distance, ultrasonic critical - angle refractomery and frequency spectrum, the first way of ways is used in this experiment system. the factors, which effect the monitoring system, are assaid in some degree based

    本文的研究工作重點在無縫焊接鋼軌溫度應力測量系統的理論模塊，包括根據snell原理，研究極限折射縱波的激發機理，並使用有限元軟體ansys進行模擬;根據聲彈性理論以及公式推導出計算無縫焊接鋼軌中的溫度應力的公式，並對其中參數的求解方法進行介紹;根據收集的資料，介紹了三種使用極限折射縱波測量無縫焊接鋼軌溫度應力的方法，即固定距離測量聲時法、臨界角折射法和頻譜分析法，本實驗系統使用的是第一種;根據實驗經驗以及相關資料，分析了影響極限折射縱波測量溫度應力的幾個因素，並提出了相應的解決方法;根據實驗系統的需要，獨立設計並加工出相關配套的實驗設備，包括實驗鋼塊、有機玻璃楔塊、固定件、載荷外框裝置等。
  7. The effects of exciting light, heat treatment temperatures on the photoluminescence, polarized pl properties of zno powder / thin film were investigated

    重點研究了激發波長、熱處理溫度對熒光與偏振熒光光譜的影響，較好的窄化了zno粉體的熒光光譜。
  8. The transient temperature and thermal stress distribution in disk of heat capacity laser pumped by high power lda are simulated by use of finite element methods, optical distortions and birefringence were computed subsequently

    摘要利用有限元數值方法，模擬計算了熱容模式下片狀激光介質的瞬態溫度分佈和熱應力分佈及其波前畸變和應力雙折射。
  9. Emission ( by atoms, molecules or ions in a material ) of optical radiation which, for certain wavelengths or restricted regions of the spectrum, is in excess of the radiation due to thermal emission from the material at the same temperature, as a result of these particles being excited by energy other than thermal agitation

    原子、分子或離子由於受能量的激發而產生的某一波長或波長范圍內的光輻射，這種光輻射的能量超過了在相同溫度下該材料產生的熱輻射的能量。
  10. When activated by an built - in electric waves yanging from 2 to 25 ( microns ) in wavelength and 28 to 34 mw / sq. cm in intensity that coincide with the wavelengths and intensity of the electromagnetic waves released by a human body and are cosquently absorbed by the body ( so - called selective absorption )

    其內部所含元素可以通過電能轉換為熱能，當激發到一定溫度，便會產生一種具有不同波長和不同能量的綜合電磁波，這種被吸收的電磁波能增強人體的自身調節機制及免疫力，使癥狀迅速康復，提高機體抵抗力。
  11. The tests of e - o applications by our flux ktp has been realized, the results showed : optical waveguides fabricated by using an ion - exchange process, which have an exchange - ion concentration depth profile and refractive - index profile, is close to a complementary error - function distribution, optical homogeneity and device thermal stability is much better. amplitude modulation switch formed by our flux ktp has the contrast ratio of 150 : 1 and insert loss is 2. 5 % at 1064 nm. high quality optical pulse with 1 ns width was cut successfully by using an e - o modulator from a laser pulse with 50 ns width, this modulator had run for three years, and the crystal did n ' t blackened, it showed our low conductivity flux ktp can endure high modulation voltage for a very long time

    Ktp晶體的電光應用試驗表明：用離子交換法製作的電光波導，其離子交換濃度、折射率變化符合餘弦誤差函數，光學均勻性以及器件的溫度穩定性較好；製作的強度調制電光開關，消光比為150 ： 1 ，對1064nm激光的插入損耗為2 . 5 ；製作的電光調制器用於激光脈沖整形試驗，從脈沖寬度50ns的激光脈沖削出脈寬1ns的高質量光脈沖，該電光開關經過長達三年多的使用，沒有出現晶體變黑現象，說明本實驗的低電導率ktp晶體能夠耐受長時間的調制電壓。
  12. However, seed dormancy can be broken by a variety of physical treatment such as mechanical, temperature, stratification, hot and dry storage, radiation, ultrasonic waves, magnetic field etc

    物理方法包括機械處理、溫度處理、低溫層積、干藏和乾熱處理、射線、超聲波處理和電場、磁場處理；化學處理包括激素處理、無機化學藥劑處理和有機化學藥物處理。
  13. Realizing the excellency of nd : yv04 crystal, we use nd : yv04 / ktp firstly in our experimentation. the loss of light with different polarized orientation is different, when it through nd : yv04 crystal. utilizing the case and changing the thickness of ktp crystal by controlling temperature, we get a narrow light filter, so the cavity operates with single longitudinal mode

    文中提出一種新的方案，採用nd ： yvo _ 4 ktp組合，利用nd ： yvo _ 4晶體對偏振態的選擇作用以及溫度控制ktp晶體長度，實現雙折射窄帶濾波，強制激光器工作在單縱模的模式下。
  14. With the phase - mask method, we make a fiber bragg grating in a few - mode fiber with the peaks at the wavelength around 1060nm. we have studied the temperature dependant characteristics of few - mode fiber bragg gratings theoretical and experimentally. the experimental result of fiber laser based on the few - mode fiber bragg grating is presented

    三、在少模光敏光纖中製作了一種波長在1 . 06 m波段的光纖bragg光柵，理論和實驗上給出了少模光纖光柵的溫度敏感特性，另外將其作為光纖激光器腔鏡進行激光選頻，給出了實驗結果。
  15. The results of analysis show that the shock detached distance computed by two temperature model or three temperature compare well with the experiment data, and the heat transfer rate is highest for one temperature model with non - catalytic wall, and lowest for equilibrium gas model, and the heat transfer rate for perfect gas model is between the non - catalytic wall and fully catalytic wall

    結果表明：採用兩溫度（或三溫度）非平衡氣體模型計算的激波脫體距離更接近實驗情況；採用平衡氣體模型計算的壁面熱流最高，一溫度非平衡氣體模型完全非催化的壁面熱流最低，而完全氣體模型的壁面熱流在兩者之間。
  16. The thermal state of the piston has been studied under the thermal shock in the first time. the lumped parameter system of the temperature has been established under the triangle rectangle and instantaneous impact. and the simulation results also have been got

    首次建立了活塞在受到矩形波、三角形波、瞬態沖擊等熱激勵時的溫度變化的集總參數模型，進而獲得了在上述熱沖擊下活塞溫度的解析解及穩態解。
  17. In part i the fluorescence photobleaching characteristics of oxygen sensitive membrane for fluorescence quenching based oxygen sensors are analyzed in details. using laser source and home made heater control circuit, we study the photobleaching model and investigate the characters of wavelength - dependance, intensity - dependance and temperature - dependance of ru ( dip ) 32 + based oxygen sensitive membrane

    文中重點研究了ru （ dip ） _ 3 ~ （ 2 + ）絡合物氧敏感膜的光降解模型、氧敏感膜光降解速率與激勵光波長、強度及膜環境溫度的依賴關系。
  18. In the field of fundamental research, such as quantum optics, blue light can be used as a pump source of optical parametric oscillator ( opo ) to generate the neoclassical light fields around wavelength of 860nm, which can be detected with 99. 9 % of quantum efficiency, the highest efficiency in the measurement of neoclassical light as known yet it is also possible to generate the squeezed vacuum state at 852nm, which is the resonance wavelength of the transition line d2 of cesium atoms and can be supposed to investigate the properties of atomic radiation in the interaction between atoms and quantum state of light fields

    在量子光學中，該藍光作為下轉換的泵浦源，可以產生860nm非經典光場，其探測效率可達99 . 9 ，高於目前產生的其他任何波段的非經典光場。同時通過溫度調諧，可望產生與銫原子d2線作用的852nm波段的壓縮真空態，從而開展非經典光場與冷原子的相互作用等方面的實驗研究。本文主要通過knbo _ 3晶體外腔諧振倍頻技術來產生藍色激光光源。
  19. In this work, based on the threshold condition of the fiber grating external cavity semiconductor laser ( fgesl ) which the phase of the fiber grating has been included, the effect of the temperature variation and the fg external cavity length on the lasing wavelength of the fgesl has been investigated theoretically. in addition, we have used the phase condition of fgesl to get the longitudinal mode distribution of fgesl, then the influence of the injected current on the output characteristics of fgesl has been studied

    基於此，本文中利用陽實際的反射相位分佈，計及半導體激光器（ ld ） 、外腔及光纖光柵（ fg ）三者的共同作用，根據fgesl滿足的閩值條件，從理論上研究了溫度及外腔長度的變化對fgesl激射波長的影響;根據fgesl中縱模所滿足的相位條件得到其縱模分佈后，利用fgesl滿足的多模速率方程，研究了ld的注入電流對fgesl輸出特性的影響。
  20. ( 2 ) under certain temperature, for a short external cavity, a slight change of the external cavity length will result in an obvious variation of the lasing wavelength ; and for a long external cavity ( > 10cm ), the change of the external cavity length gives almost no effect on the lasing wavelength

    當溫度保持一定時，對于短外腔，外腔長度的微小變化可以導致fgesl的激射波長產生顯著的變化;而對于長外腔（尤其當外腔長度大於10cm ）時，外腔長度的變化對fgesl的激射波長基本沒有影響。
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