真空光量計 的英文怎麼說

中文拼音 [zhēnkōngguāngliáng]
真空光量計 英文
vacuum quantorecorder
  • : Ⅰ形容詞(真實) true; genuine; real Ⅱ副詞1 (的確; 實在) really; truly; indeed 2 (清楚確實) cl...
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : 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) ...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • 真空 : [物理學] vacuum; empty space; vacuo
  1. We have developed a high precision wavemeter with an accuracy of 2 10 ^ ( - 8 ) in measuring vacuum wavelength, and a frequency measurement instrument by femtosecond modelocked laser with an accuracy of commercial cs standard

    為了適應研究工作的需要,研製了高精度激波長,測波長的準確度可達2 10 ^ ( - 8 )的級,同時研製了飛秒鎖模激的測頻裝置,目前的測精度可與小銫鐘的精度相同。
  2. According to the experimental parameters of mpt, the main performance parameters of different propellants have been given by engineering performance computation under designed and working states, which has great importance for the experimental research and the future work. 2. for helium and argon, the factors which influence on mpt ' s vacuum steady work have been discussed such as the material of microwave tie - in, the distance between the probe and inner - conductor, the position of the inner - conductor, the input power of microwave, the mass flowrate of propellant and the vacuum pressure of environment, and the influence has been discussed of the microwave power and the mass flowrate of propellant on the pressure of the resonance cavity, thrust, reflected power and the temperature of the resonance cavity

    論文的工作和新見解主要包括: 1在設狀態和工作狀態下,根據mpt的實驗參數,對mpt使用不同工質時的性能進行了工程估算,這對mpt現階段的實驗研究和今後的研究有重要的指導意義; 2對于he 、 ar推進工質,討論微波的接頭材料、探針與內導體的間隙、內導體的位置、微波的輸入功率、工質的質以及環境度對mpt啟動和穩定工作的影響,並探討微波的輸入功率、工質的質對諧振腔壓強、推力、反射功率以及諧振腔溫度的影響; 3對于n _ 2 、 h _ 2 、 nh _ 3 、 h _ 2o推進工質,主要討論與he 、 ar工質不同的特性,並從長遠的眼和工程應用的角度,認為其可行性不容置疑,潛在優勢不可忽略,是未來mpt應用的主流推進工質。
  3. In this work, according to the feature of soft x - ray fluorescence, a setup has been established for the measurement of soft x - ray fluorescence in laboratory, which is calibrated by 55fe. the setup is made of x - ray tube, fine tuning table, vacuum system, gas - flow proportional counter and multiple channel analysis

    本文工作中依據軟x射線熒的特點,在實驗室建立了一套軟x射線熒裝置,該裝置由x射線管、精密微調樣品臺、系統和流氣正比數管探測系統以及多道分析儀組成,並採用~ ( 55 ) fe標準源對系統進行實際標定。
  4. The main contributions to the study on the flashover of insulators in vacuum are as follows : 1. a set of test system for the studies on flashover of insulators in vacuum has been developed, which consists of vacuum system, electrode system, e - dot pulse voltage measurement system, surface charge measurement system, current monitor system and luminescence signal measurement system

    本文主要完成了以下工作: 1 .通過設加工及試驗電極系統,研製e - dot沖擊電壓測系統、中表面電荷測系統、沖擊電流和表面微弱信號測系統,建成了國內第一套用於研究中絕緣子沿面閃絡現象的試驗平臺。
  5. The phase structure of different cu - fe thin films were studied by using grazing incidence x - ray analysis ( gixa ). the texture and residual stress of different cu - fe thin films were measured by scan of x - ray diffraction ( xrd ) and 2 scan with different. the thicknesses of different thin films were characterized by means of small angle x - ray scattering ( saxs ) technique. by using atomic force microscope ( afm ) measured surface roughness of thin films. the component of different thin film was characterized by energy disperse spectrum ( eds ) and x - ray fluorescence ( xrf ). the magnetic properties of cu - fe thin films were measured by means of vibrating sample magnetometer ( vsm ). in addition, the giant magnetoresistance ( gmr ) effects of different films were also measured. the original resistance of the film fabricated by a direction - current magnetron sputtering system is directly affected by bias voltage

    利用掠入射x射線分析( gixa )技術對不同cu - fe薄膜的相結構進行了研究;利用xrd掃描及不同角度的2掃描對薄膜進行了結晶織構及殘余應力分析;運用小角x射線散射( saxs )技術測了薄膜的厚度;採用原子力顯微鏡( afm )觀察了薄膜的表面形貌;運用能損失譜( eds )及x射線熒譜( xrf )對薄膜進行了成分標定;使用振動樣品磁強了不同cu - fe過飽和固溶體薄膜的磁性能;最後利用自製的磁阻性能測試設備測磁場熱處理前後不同薄膜的巨磁阻值。
  6. The one - loop vacuum polarization is calculated for untwisted and twisted scalar fields in a flat space - time with the topology s1 r3. the effect of vacuum polarization upon photon propagation is considered. it is found that for the untwisted scalar field some photon modes acquire a positive topological mass, thus travelling at a subluminal speed ; but for the twisted scalar field some photon modes get an imaginary topological mass and travel at a superluminal speed

    本文中我們首先算了在拓撲結構為s ~ 1 r ~ 3的非minkowski時中扭曲標場和非扭曲標場的極化,然後考慮了極化對子傳播的影響,我們發現除了子的極化方向和傳播方向都垂直於緊致化方向的情形之外,非扭曲標場的極化使所有其他的子模式都獲得實的拓撲質從而導致這些子以亞速傳播;但是,扭曲標場的極化使子獲得虛的拓撲質以致他們以超速傳播。
  7. In this paper, firstly, monolithic materials cosb3 and bi2te3 were prepared by sparkle plasma sintering ( sps ) respectively, and at the same time the microstructure of cosb3 and bi2te3 were studied by sem ; the seebeck coefficients and electrical conductivities of monolithic materials were measured by standard - four - probe method ( ulvac zem - 700 ) in a he atmosphere simultaneously, and their thermal conductivities were investigated by laser flash method ( tc - 7000 ) in vacuum. secondly, the junction temperature of graded bi2te3 / cosb3 thermoelectric materials was optimized based on the thermoelectric transport properties of monolithic materials, also when graded materials were used in the temperature difference ranging from 300k to 800k, the length ratio of monolithic materials cosb3 and bi2te3 were optimized in theory. thirdly, graded bi2te3 / cosb3 thermoelectric materials were prepared by two - step sps sintering, and the relationship between its average seebeck coefficients and temperature were calculated by theory mo del

    均質材料cosb _ 3和bi _ 2te _ 3的電導率和seebeck系數採用標準四端子法于he氣氛下在zem - 1上同時進行測;熱導率採用激微擾法( tc - 7000 )于狀態下進行測;其次,在對均質材料cosb _ 3和bi _ 2te _ 3熱電傳輸特性研究的基礎上,對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的界面溫度進行了優化;為了使結構梯度bi _ 2te _ 3 cosb _ 3熱電材料在300k至800k的溫度范圍內具有最佳的熱電性能,本研究同時對梯度結構熱電材料當中均質材料cosb _ 3和bi _ 2te _ 3材料的長度進行了優化設;第三,通過兩步放電等離子燒結的方法制備出了結構梯度bi _ 2te _ 3 cosb _ 3熱電材料;採用理論算的方法研究了梯度結構熱電材料平均seebeck系數和溫度的關系;同時為了驗證設的結果,本論文對結構梯度bi _ 2te _ 3 cosb _ 3熱電材料的開路輸出電壓和熱端溫度之間的關系及梯度材料在300k至800k的溫度范圍內使用時的功率輸出進行了相應的研究。
  8. In this thesis we have expatiated on the methods of the c60 thin films preparation, and the process with vacuum evaporation. the effect, which was caused by different gas pressures and other element doped, on surface morphology, structure and optical properties of c60 films have been studied by using scanning electron microscopy ( sem ), ultraviolet visible optical absorption spectroscopy ( uv / vis ) ( type : uv - 240 ), ellipsometer and x - ray diffraction

    本論文闡述了用蒸鍍法制備c60薄膜的方法和過程,研究了在不同氣氛下生長和摻雜對c60薄膜的表面形貌、結構和吸收特性的影響;用xl30fge型掃描電鏡對c60薄膜表面形貌進行觀察;用uv - 240型紫外可見束分進行紫外、可見吸收測;用橢偏儀對薄膜進行厚度和折射率測;用x射線衍射對薄膜結構進行分析。
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