激發變量 的英文怎麼說
中文拼音 [jīfābiànliáng]
激發變量
英文
excitation variable-
Elastic collision and inelastic collision are considered in oxygen molecule, nitrogen molecule by electron impart. the mail simulation results were as follow : ( 1 ) the variations of drift velocity and the average energy of electron with the e / n in o2 and n2 are obtained. the number of electrons for excitation, ionization, dissociation and dissociative ionization collision with the e / n and the energy of electron are analyzed emphatically
考慮了各種彈性和非彈性碰撞過程,在純氧氣、純氮氣中,給出了不同簡化場e n條件下的電子漂移速度和平均電子能量的變化;著重分析了激發、電離、分解及分解電離碰撞的粒子數隨e n 、電子能量的變化,同時計算了激發發射光譜的波長。In the present dissertation, friction - induced noises emitted by a flat specimen rubbing against another flat specimen or a ball specimen under reciprocating sliding are studied. the detailed observation of the scars is conducted by means of a scanning electrical microscope ( sem ), laser scanning microscope ( lsm ), optical microscope and profilometer. the dynamic state variables are analyzed in detail using the discrete wavelet transform
使用電子掃描顯微鏡( sem ) 、激光掃描顯微鏡( lsm ) 、光學顯微鏡和表面輪廓測量儀等設備對摩擦噪聲發生的區域進行了詳細的觀察和分析,運用小波變換技術對摩擦噪聲狀態下的動力學變量進行了深層次的研究,應用matlab simulink語言對摩擦系統進行了振動動力學模擬,系統地研究了摩擦噪聲的形成機理。Observation of the on - off sequencing of characteristic spectral lines from tracer materials arranged in layers in, or surface patterns on, planar or spherical targets can provide a record of radial or lateral energy transport processes in laser - generated plasmas
測量激光聚變靶產生的軟x射線時間變化連續譜的形狀,可以知道許多x射線產生過程的詳細動態記錄,這有助於理解實驗的熱學條件。觀察軌跡特徵譜線的閉合序列,能提供關于激光等離子體激發能量和滯后能量的傳輸過程記錄。The contribution to the giant resonances from the currents of vector mesons are also examined, it shows that currents of vector mesons play an important role in collective giant resonances. by studying the properties of collective multipole excitations of nuclei, a general conclusion is that those effective lagrangians recently developed can well describe not only the nuclear ground state properties of finite nuclei, stable and unstable ones up to the nuclei drip lines, but also the collective excited states and giant resoancnes in doubly closed shell nuclei
通過對核的電多極巨共振性質的研究,我們發現現有的這些非線性的有效相互作用不但能夠很好地描述有限核的基態性質,包括球形和變形核以及遠離穩定線核,而且對一些雙滿殼核的集體激發態和巨共振性質也能進行合理地解釋,包括巨共振峰的位置和中心能量。The results indicate that the effects of the dirac sea states are pronounced in the collective multipole excitations for nuclei, especially on the isoscalar giant modes, but become weaker for light nuclei, while the contributions on the isovector modes are negligible
在核的同位旋標量激發模式中, dirac海負能核子態在不同的共振模式中的貢獻程度不一。對于同一種激發模式, dirac海負能核子態的貢獻隨著核子數的減少而變弱。( 2 ) the process of dc discharge in o2 / n2 mixtures with the different n2 concentration has been simulated. the dependences of number of collisions with the e / n and the energy of electron are given. it is analyzed stressfully that the process of electron - molecule collision with the e / n and the energy of electron in air at atmospheric pressure
對于o _ 2 n _ 2混合氣體,模擬了不同配比條件下直流放電過程,得出了發生碰撞的粒子數隨e n 、電子能量的變化;著重分析了空氣中激發、電離、分解及分解電離碰撞的粒子數隨e n的變化,給出了電子漂移速度和平均電子能量隨e n的變化。By measuring high - fold prompt - ray coincidence events following the spontaneous fission of 252cf, the high spin states in very neutron - rich 113ru nucleus have been studied. furthermore, some isomers in neutron - rich odd - a nuclei 107 , 109 , 111 , 113ru have been analyzed
通過對252cf自發裂變產生的瞬發譜的測量,對極端豐中子核113ru的高自旋態進行了研究,並對豐中子奇a核107 , 109 , 111 , 113ru的低激發態同質異能態進行了分析。The application of multi - level delay charging method has change the conventional charging method and increase the effective energy in downgoing elastic wave, which has unique effect in increasing the bandwidth of effective wave, resolution, s / n ration and interference attenuation and is worth to propagate
多級延遲爆炸技術的應用,改變了傳統的激發方式,提高了彈性波下傳的有效能量,對提高有效波頻帶寬度、在提高解析度、信噪比、壓制干擾各方面,都具有獨特的作用,具有很好的推廣價值。In precision length measurement, the environmental factors will not only cause the length variation of the measured object, but also influence the characteristic of laser ’ s measurement system and other metrical tools. thereby the measurement result is considerably influenced and it makes the precise measurement no sense
在精密長度測量中,測量環境溫度的變化不但會使被測件的長度發生變化,而且還會影響激光測量系統,量塊等測量工具的特性參數,給測量結果造成較大的影響,使精密測量失去意義。Secondly, it is pointed out the fact that causes the short of the patent is the disintegrity of patent property right, and the resolution should be to practice the harmonious management system in the innovation including the personification of service invention, the capitalizing of incentive and the holding of shares and futures
研究了職務發明創新主體責、權、利的價值取向。在探析中國職務發明的專利數量少、質量低的基礎上,指出其成因在於產權激勵制度的殘缺。轉變現狀、提升職務發明量的出路在於「融智」 。Power balance is necessary to icf, including the energy balance and pulse shape uniformity at the target. 90 percent of the output energy of " sg - ii " comes from its double - pass coaxial array main amplifiers, and pulse shape distortion caused by gain saturation also occurs mostly in there. therefore precise control of gain performance of the main amplifiers by avm ( angular variable mirror ) is the key to the precise power balance of " shenguang - ii "
「神光? 」裝置90的激光能量由同軸雙程主放大器提供,同時增益飽和效應產生脈沖波形畸變也主要發生在主放大器階段,因此應用組合式角變反鏡( avm , angularvariablemirror )獨立精密控制主放大器各路的增益性能是實現「神光? 」裝置精密化功率平衡的關鍵。By use of g. d. shen ' s tunneling cascade theory we have fabricated high performance and high power tunneling cascade ingaas / gaas / algaas 950nm / 990nm double wavelength strained quantum well lasers on the basis of former tunneling cascade high power lasers and high brightness light emitting diodes. the lasers " two peak wavelength are 95 ? nm and 990 ? nm. el spectrum ' s fwhm is 3nm
在以往隧道級聯大功率應變量子阱激光器及高亮度發光管的理論研究與實驗的基礎之上,採用沈光地教授提出的隧道級聯思想,成功研製出基於ingaas gaas algaas材料的高性能大功率隧道級聯950nm及990nm雙波長應變量子阱激光器,激射波長分別為952 2nm和990 2nm , el譜的譜線寬度約3nm ,未鍍膜器件單面最大輸出光功率可達2w以上,閾值電流最低達120ma 。We introduce and motivate the main theme of the course, the setting of the problem of learning from examples as the problem of approximating a multivariate function from sparse data - the examples
我們介紹且激發課程的主題將朝向于實例學習法的問題設定,例如稀疏值中多變量函數近似的問題。In this thesis the preparation of " chemically pure " metal colloids by nd : yag laser ablation of metal plate is introduced. the measurement result of tem of the nanoparticle systems obtained the experiment is reported that the size of these colloids were between 5 to 35nm
2 、論文介紹了一種新的制備金屬膠體及納米量級粗糙金屬表面的方法:利用nd : yag激光器1064nm激發光照射金屬表面,通過改變光照時間,制備出「化學純凈」納米金屬膠體。Based on the theoretical analysis and experimental researches, it is presented that the wider spectra are resulted from the many fluorophores with large numbers of vibrational energy levels on the ground level in the blood cells, and the reduction of the spectral intensity is due to the reabsorption of the blood cells and the energy transfer of the collisions between the fluorophore and another one or other macromolecule. on the other hand, when the concentration of the blood cells is increased, the reabsorption of the blood cells, the secondary fluorescence due to the reabsorption and the influence of the concentration on the energy levels of fluorophores are all the factors of the red - shifted spectral peaks
在進行理論分析和研究的基礎上,提出了因血細胞中存在多種熒光團,且這些熒光團的電子能級上又存在大量的不同的振動能級,從而導致被激發的熒光團發出較寬的熒光光譜;血細胞濃度的增大,熒光團以及其他大分子之間的距離變小,造成它們之間因碰撞的能量轉移概率加大,因而易產生熒光猝滅,結果導致熒光強度的變小;血細胞溶液中重吸收所導致的熒光猝滅和二次熒光發射,以及血細胞濃度的變化對其中熒光團能級系統的影響都是導致熒光峰值波長「紅移」的原因;進而研究了led光誘導血細胞產生熒光光譜的機理。Methods for the experimental determination of mechanical mobility - part 2 : measurements using single - point translational excitation
機械靈活性的實驗測定方法:第2部分:用單點變換激發方法進行測量Mri scanning, developed in this very building ; the contraceptive pill ; modern infertility treatment ; ultrasound scan for unborn babies ; unlocking the double helix structure of dna ; keyhole surgery ; placing fluoride in the water supply ; the portable defibrillator ; the hepatitis b vaccine ; strained quantum - well lasers which contain the information used in cds, dvds and the internet ; dna fingerprinting. a whole speech could be given that amounted to nothing more than a list of examples
正是在牛津這個地方研究和開發出來的核磁共振掃描、避孕藥、現代不孕癥治療術、胎兒超聲波檢查、解開dna雙螺旋結構之謎、鎖孔外科手術、在供水系統中加氟、便攜式心臟除顫器、乙肝疫苗、在cd 、 dvd光盤上存儲信息的應變量子阱激光器、 dna指紋識別技術等。Based on the rate - equation theory of four - level system, the expressions of threshold pump power, output power and slope efficiency are given. the influence of space distribution of pump light ( the position of focusing point, dimension of pumping light and divergence angle ) to the output characteristics are also discussed. then, by investigating the effects of thermal effect of laser crystal on the size of laser cavity mode, we obtain the mode - matching principle of high power laser diode end - pumped solid - state lasers
其中,在泵浦光的空間分佈變量中我們分別考慮了泵浦光聚焦后的腰斑大小、聚焦腰斑在增益介質中的位置以及泵浦光在介質中發散角的影響;然後我們研究了在高泵浦功率下激光晶體因吸收泵浦光而產生的熱效應所導致的熱透鏡效應以及熱致衍射損耗,通過分析它們對振蕩激光腔模尺寸的影響,得到了高功率半導體激光二極體端面泵浦固體激光器模式匹配的要求,為高功率連續單頻nd : yvo _ 4激光器的優化設計提供了理論依據。The crucial point is to stimulate the motive of studying from the original " want me to learn " to " i want to learn ". by doing this, reform should be taken on the encouraging system, good guidance of value should be provided, and, individual oriented training purpose should be established. the major task is to reform the format and content of continuous education through adding of courses on self - accomplishment, implementing of integrated theme of education and focusing on interacted teaching process
在此基礎上,為可持續發展的教師素質提升實施方案? ?繼續教育提出對策建議:通過實行小班化教學、重新制定編制和工作量標準、學會自我減壓,減輕教師的工作壓力是前提;通過改革激勵機制、堅持正確的輿論導向、樹立人本化培訓目標,激發學習動機變「要我學」為「我要學」是關鍵;通過增設修養性課程、體現綜合化的特點、注重交往的教學過程,改革繼續教育內容是主要任務;通過制定帶薪進修政策、增加多種學習方式、注意隨機通達教學,改變繼續教育方式是手段。The land usufruct marketization and the urban capital investment financing system reforms release the urban developing motivity from its headstream, which explode the urban construction upsurge and accelerate the processing
土地使用權市場化及城建投融資體制變革,從源頭上釋放了城市用地和城建資金兩大要素的能量,激發了城市建設熱潮,加速了城市發展進程;然而也引發了許多新問題。分享友人