激波結構 的英文怎麼說

中文拼音 [jiēgòu]
激波結構 英文
shock structure
  • : 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...
  • : 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...
  • : 結動詞(長出果實或種子) bear (fruit); form (seed)
  • : Ⅰ動詞1 (構造; 組合) construct; form; compose 2 (結成) fabricate; make up 3 (建造; 架屋) bui...
  • 結構 : 1 (各組成部分的搭配形式) structure; composition; construction; formation; constitution; fabric;...
  1. Its tunable wave - region is over 100nm ( 701 812nm ) with the characteristics of simple manufacture and compact structure ; pulse with high energy can be obtained through q - switch for longer life ( 260us ) particles in upper level in this paper, tunable and q - switch mechanism and principle of working material alexandrite ( cr3 + : beal204 ) is firstly expatiated and analyzed. the experiment of tenability ( et ) and experiment of q - switch ( eq ) is proved feasible

    光器長在701 - 826nm之間,製作容易,緊湊;上能級粒子壽命長( 260 s ) 、調q容易得到大能量輸出本論文首先對光工作物質?紫翠寶石( cr ~ ( 3 + ) : beal _ 2o _ 4 )的調諧與調q原理和機制進行了解釋與分析,確定了調諧與調q實驗的可行性。
  2. The papers whose research object is the 7 - floor frame - structure with isolator - seismic layer, in which the isolator - seismic layer adopt some standard interlayer rubber isolator. by establish a 3 - dimension finite - element modal and use the a nalysis soft - ansys, we can make dynamic analysis on the structure. by analyses we can get some response characteristics of the structure sparked by the normal and rarely earthquake of 8 - degree fortify intensity, by the double - horizons seismic and by the vertical seismic

    本論文設計了一7層的具有隔震層的框架並以此為研究對象,其中隔震層採用標準件的夾層橡膠隔震墊,通過建立三維有限元分析模型,運用大型有限元分析軟體? ansys對進行動力響應彈塑性時程分析,得出了在8度設防烈度下的常遇水平地震和罕遇水平地震勵下的響應特性、在雙向水平地震勵下的響應特性和在豎向地震勵下的響應特性。
  3. Integrating tynman system with polarized system together, the laser interferometer is compatible for the surface with different reflectance. first, on the basis of synthesizing different interferometric microscope, the author introduced a kind of lase interferometer combining polarized interferometry and real - time phase detection algorithms. first, a kind of optical configuration is introduced, which is realized in the above interferometer

    本文在分析了國內外不同干涉顯微系統的基礎上,根據干涉顯微測量方面的需求提出了採用偏振干涉和條紋掃描方式實時檢測面位相的光干涉顯微系統,提出了一種可用於表面微觀輪廓及粗糙度參數測量的光學顯微干涉系統的光路,然後介紹了條紋掃描面位相實時檢測技術以及四步移相法,並在此基礎上完成了光學系統及相關的機械
  4. Then novel circuit structure of bi - directional voltage mode ( based on forward converter ) inverters with high frequency link, are proposed, which is constituted of input cycloconverter, high frequency transformer, output cycloconverter, input and output filter ; the circuit topologies family of this bi - directional voltage mode inverters with high frequency link include six circuit topologies, such as push pull - full wave mode, push pull - full bridge mode, half bridge - full wave mode, half bridge - full bridge mode, full bridge - full wave mode, and full bridge - full bridge mode etc. taking full bridge - full bridge mode circuit as an example, principle of uni - polarity phase shifting controlled bi - directional voltage mode inverters with high frequency link is introduced

    本文首先論述了dc / ac逆變技術的應用前景及發展現狀。基於正forward變換器的雙向電壓源型高頻環節逆變器電路,由輸入周變換器、高頻變壓器、輸出周變換器、以及輸入、輸出濾成;雙向電壓源高頻環節逆變器電路拓撲族,包括推挽全式、推挽橋式、半橋全式、半橋橋式、全橋全式、全橋橋式六種電路。
  5. 2. a method combining some of the composite space structural simulation, wavelet analysis, fuzzy mathematical, genetic algorithm, artificial intelligence, expert system, vibration diagnosis, acoustic sounding, supersonic flaw detection, radioscopy, infra - red detection and so on to diagnose the composite structure damage is discussed

    本文對把復合材料大跨建築模擬、小技術、模糊數學、遺傳演算法、人工智慧、專家知識、振動診斷、聲發射技術、超聲檢測、射線探傷、光全息檢測、紅外線檢測等方法中的幾種融合在一起對復合材料大跨建築進行損傷診斷的方法進行了探討。
  6. Wavelet analysis and neural network have been researched. based on bp neural network, analysing the features of the bp neural network ' s activation function and the structure of the bp neural network, wavelets neural network is constructed with wavelet function. fourier transform has a important role on signal processing, so the fourier transform is introduced. a function ' fourier transform is analysed. after introducing the concept of the wavelet analysis, a serval wavelet functions is given out, so the knowledge of wavelet analysis is better understood. the multiresolution analysis has a important role on constructing wavelet function and understanding the wavelet transform

    分析和神經網路得到了廣泛的研究,小神經網路是在bp神經網路的基礎上,考慮和分析了bp神經網路的勵函數的特點,以及bp神經網路的合了小分析的知識而造的。傅里葉變換在信號的處理起重要的作用,所以介紹了傅里葉變換、離散傅里葉變換和加窗傅里葉變換,並對一函數作離散傅里葉變換分析。
  7. By using the multi - configuration dirac - fock ( mcdf ) method, the effects of relaxation and correlation on the transition energies and probabilities of electric - dipole allowed ( el ) resonance and intercombination transitions for 2p53s3 - 2p6 in neutral neon have been systematically studied firstly. and the results of the transition energies and probabilities ( lifetimes ) in length and velocity gauge have been presented. during the calculation, in order to consider the rearrangement effects of the bound - state density and some important correlations, the asfs of transition initial - and final - states were divided according to their angular - momentum and parity and calculated, and different number of csfs were included in the expansion of asfs

    本文利用多組態dirac - fork ( mcdf )理論方法,通過對輻射躍遷初、末態電子函數的獨立計算以及在原子態函數的展開中考慮不同數量的組態函數,系統地研究了弛豫和相關效應對中性ne原子2p ~ 53s ~ ( 1 . 3 ) p _ 1 ~ o - 2p ~ 6 ~ 1s _ 0電偶極共振和復合躍遷的能量以及躍遷幾率的影響,給出了長度和速度兩種不同規范下發態的能量和輻射壽命;以中性ne原子的研究為基礎,進一步研究了類ne等電子系列離子( z = 11 - 18 )較低的發組態2p ~ 53s和基組態2p ~ 6的能級以及各能級間的輻射躍遷特性。
  8. The most achievement is that we firstly obtain the analytic accurate solution of the modal fields of the waveguide structure and find some available character : ( 1 ) the different uniaxial crystal materials have the different propagation properties ; ( 2 ) when the optical axis of the crystal is on the plane that is made up of the normal direction of the waveguide plane and the propagation, there are te mode and tm mode in this special waveguide, but the principal mode is different of the character of the uniaxial crystal, the principal mode is the principal mode of te mode for the negative uniaxial crystal, but the one of tm mode for the positive uniaxial crystal ; ( 3 ) when the crystal optical - axis parallel to the waveguide plane, for the positive uniaxial crystal material, the principal mode of the waveguide is a te wave, which can be excited by the light at any frequency ; when the light frequency satisfies a single mode propagation condition, there will be only the principal mode propagating in the waveguide, otherwise some of the higher order modes can be excited, which are neither te modes, nor tm modes, but the hybrid guided modes

    本文就是在此背景下,利用金屬導和單軸晶體的一些特性,合麥克斯韋方程組和導的邊界條件,從三種不同的情況研究了光在對稱平面單軸晶體金屬導(導層是單軸晶體,兩個導界面均為金屬)內的傳輸特性,其主要貢獻為,首次解析地得到了這種下模式場的精確解,並發現了一些有用的特性: ( 1 )模式場的性質因單軸晶體的性質不同而異; ( 2 )當單軸晶體光軸位於導界面法方向與傳輸方向成的平面內時,導中傳輸te和tm,只不過其主模因單軸晶體的性質不同而異,當導層介質為負單軸晶體時,導主模是te主模,而導層介質為正單軸晶體時導主模是tm主模。 ( 3 )當單軸晶體光軸位於導面內時,對于正單軸晶體,導的主模是橫電te _ 0模,任何頻率的光均可勵該模式;當光長滿足一定條件時,導內傳輸單模,否則,將勵起高階模式,高階模即匪te,也匪tm,而是兩者耦合而成的混合模。
  9. Meanwhile, the spectrum is also related to the shock wave velocity

    光譜的特徵也依賴于的速度。
  10. Methods : hyperosmotic pressure animal model was established by administering 3 % sodium chloride as drinking water to rats or increasing osmotic pressure of the culture medium. osmoregulation positions in the brain, reciprocal projection pathways between the medullary visceral zone ( mvz ) and supraoptic nucleus ( son ) or hypothalamic paraventricular nucleus ( pvn ), oscillation of intracellular calcium in cultured neurons and astrocytes were studied by means of anti - fos, glial fibrillary acidic protein ( gfap ), tyrosine hydroxylase ( th ) or vasopressin ( vp ) multiple imrnunohistochemical staining, immuno - electronic microscope, wga - hrp retrogradely tracing and cell culture methods. results : ( 1 ) fos positive neurons within the mvz, parabrachial nuclei, locus ceruleus, pvn, son, subfomical organ increased markedly

    方法:通過給予大鼠飲用3氯化鈉或提高培養基滲透壓濃度的方法復制高滲刺模型,主要採用抗fos 、膠質原纖維酸性蛋白( gfap )和酪氨酸羥化酶( th ) (或加壓素? vp )免疫組織化學多重染色、免疫電鏡、 wga - hrp束路追蹤合免疫組織化學多重染色、細胞培養等實驗方法,系統觀察了中樞參與滲透壓反射的調控部位、下丘腦視上核( son )神經元? ast超微的變化、延髓內臟帶( mvz )和son及下丘腦室旁核( pvn )之間往返投射通路和神經元的性質及其與ast的關系、培養神經元和ast內鈣的變化。
  11. In this paper, high - order accurate weighted essentially non - oscillatory ( weno ) schemes are investigated and their applications in hyperbolic conservation laws are discussed. based on this, a new weno difference scheme which based on dispersion - relation - preserving relation is developed, and representative test cases with this scheme for computational aeroacoustics ( caa ) problems has been implemented and compared in order to test capability of wave capturing ; in addition, weno schemes generally do not converge at high order in the presence of contact discontinuity of euler equations, so a conservative front tracking technique coupling weno schemes and level set method to simulate the translating density profile is presented here, and numerical simulation with this technique for representative test case has been implemented and results show the desired accuracy

    本文研究了高階精度加權基本無振蕩( weno )格式及其在雙曲守恆律方程中的應用,在此基礎上作了兩個方面的工作:一是針對高頻聲問題造出一種基於保色散關系( drp )的weno有限差分格式,並對計算氣動聲學( caa )問題的代表性算例進行了大量數值實驗,比較了該格式捕捉數的能力;另外,針對高階weno格式在處理euler方程的接觸間斷時精度有所降低的問題,研究了利用界面追蹤技術levelset方法和高階捕捉weno格式相合的一種守恆追蹤方法,並且給出有代表性的密度滑移面問題的算例,得到一致高階精度的數值模擬果。
  12. By improving the conventional electric - arc fusion method, we have realized the splicing between two kinds of mofs and smf with relatively low splice losses. we have written fiber bragg gratings in grapefruit mof successfully. the multi - wavelength resonances are observed in the grating, and theoretical analysis shows that this phenomenon is caused by the resonances between core modes and cladding modes

    在此基礎上對微光纖光柵進行了理論和實驗研究,在柚子型光敏微光纖上成功寫制了布拉格光柵,觀察到多長的反射峰,並利用全矢量有限元方法對微光纖布拉格光柵中的多長諧振現象進行了理論分析,最後在實驗上對其在多參量傳感和多長光纖光器件中的應用進行了嘗試。
  13. So we figured that the influence of the electron - electron interactions must be considered in our work. added an electron - electron interaction ( up to the fourth neighbor ) term to the baranowski - buttner - voit ( bbv ) model for polyaniline, we carried out a self - consistent - variation calculation for an biexciton in the pernigranlilne - base polymer, in order to confirm the model hamiltonian. the results showed that two peaks ( near l. oev and 1. 5ev ) appeared in the calculated optical absorption, besides the reproduced electronic structure, bond order wave ( bow ) and ring - torsion angles

    發現引入電子?電子相互作用后,聚苯胺靜態子的性質受到影響,該聚合物的鍵序、芳環扭角和電子中文摘要發生了變化,而且在理論吸收譜的低能端出現了明顯的二特徵吸收峰( 1 . 0ev和1 . 5ev附近) ,這一果與實驗數據很好的吻合,從而這一點表明我們所考慮的因素是合理的。
  14. 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,長隨溫度的漂移系數為0 . 24nm ,並且總了一些溫度和設計方面的關系。
  15. A preliminary analysis shows that the east - west asymmetry in the heliospheric equatorial plane is mainly attributed to the spiral structure of the interplanetary magnetic field

    初步分析表明,行星際磁場的螺旋是產生日球赤道面內雙重東西不對稱性的主要原因。
  16. Analyses of shock structure based on the kinetic theory of gases have been completed.

    根據氣體動力學理論分析激波結構的工作已經完成了。
  17. The experimental research of shocklet in supersonic turbulent mix layer

    超聲速湍流混合層中小激波結構的實驗研究
  18. Jet with diamond port and interaction shock structure in a supersonic flow

    超音流中菱形口射流及相互作用激波結構
  19. Dem l71 presents a textbook example of the double - shock structure expected to develop when a star explodes and ejects matter at high speeds into the surrounding interstellar gas

    Dem l71是雙激波結構的標準範例,人們認為其產生於恆星爆發並以高速向周圍星際氣體拋射物質的時候。
  20. The results show that laser beam far field intensity deflect to the wave length increasing direction about 0. 2m ~ 0. 3m when beam pass through flow field and propagate 1km in static atmosphere. high - power laser beam will have thermal booming effect when it pass through gas flow field

    研究表明由於流場中存在強的激波結構,使得光束遠場強度分佈向光程增大的方向發生了強的偏折,在光束通過流場在標準大氣中傳播1km后,偏折達到0 . 2m 0 . 3m 。
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