透射波 的英文怎麼說

中文拼音 [tòushè]
透射波 英文
penetrated wave
  • : Ⅰ動詞1 (滲透; 穿透) penetrate; pass [seep] through 2 (暗地裡告訴) tell secretly; let out; lea...
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : 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...
  1. And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media

    以土力學模型為基礎,利用以土骨架和孔隙流體的四個位移為基本未知量的數值方法去模擬二維飽水介質中的地震傳播,採用了顯式差分方法(中心差分法和newmark常平均加速度法結合)和邊界,通過比較利用幾種差分格式求解的加速度結果,發現一種用速度單邊差分求解加速度的方法在本文研究中較為實用,分別編制了體( p或sv) 、 rayleigh面輸入時求解兩相介質動力響應的兩個二維數值分析程序。
  2. Studies on the electromagnetic wave transmission performance of concrete combined with znow crystal fibril

    與硅酸鹽水泥復合材料的電磁特性研究
  3. E., the carrier frequency of a gaussian beam deviates from the resonant frequency of a fabry - perot etalon ), variations of the peak intensity, the position of the peak intensity and the dwdm systems, has received considerable attention. in this work, after taking into account the wavelength - depended reflectivity distribution profile of a fiber bragg grating, the oscillation wavelength # _ ( 1 ) of long external cavity fiber bragg grat

    與共振情況(即高斯光束的載頻率與法布里一拍羅濾器的諧振頻率一致)相比,非共振條件(即高斯光束的載頻率與法布里一拍羅濾器的諧振頻率存在偏差)一光束的峰值強度、峰值強度所對應的位置、以及光斑的大小隨入角的變化都發生了顯著的改變。
  4. A circular opening in an opaque screen transmits only a small circular patch of a wave surface.

    明屏上一個圓孔僅僅透射波面的一小圓塊。
  5. Through measuring the value of infrared radiation when the complex decoy is burning, it is concluded that the complex decoy ' s energy of infrared radiation is much more than the substrate ' s. through researching the performance of microwave radar ' s transmission and refection within the band of 3mm and 8mm, it is proved that the interference with radar is feasible

    在復合誘餌劑的性能測試方面:對制備出的復合誘餌劑燃燒時的紅外輻展開研究,發現了復合誘餌劑的紅外輻能量比基片的紅外輻能量有很大的增加;開展了對3mm 、 8mm段毫米雷達的與反性能試驗,證明了該誘餌劑干擾雷達是可行的。
  6. In this paper, we have studied the transmission of a plane wave through a 1d quasiperiodic or aperiodic chain by numerical method. moreover the heat conduction for these chains is calculated. it is found that the heat flux j ~ n - 1 ( 0. 5 < < 1 ), and depends on the on - site potentials

    本文首先用數值方法,計算了各種頻率的平面通過以上幾種典型的一維準周期和非周期鏈的系數,並據此研究了這幾種一維準周期和非周期鏈的熱通量j與粒子數n之間的關系,得出j n ~ ( a - 1 ) , 0 . 5 1 ,與系統中在位勢的大小有關,並與其他系統的結果作了比較。
  7. At first, the principle and technique employed in transmittance oxymetry is analyzed. the lambert - beer law and the difference in extinction coefficient of components in tissues relate to different light wavelength is applicable in reflectance oximetry as well as in transmittance oximetry, as both are relate to near - infrared spectroscopy

    本文在深入了解式血氧飽和度測定原理及其方法之後,首先明確用近紅外光譜法測定組織血氧飽和度時,無論是式檢測手段還是反式檢測,其依據的基本原理都是lambert - beer定律和組織中各成分對應不同長光的吸收系數的差異。
  8. The quartenvave film stack based on one dimensional photonic crystal technology is designed. the measurement of the ir band is relatively mutual while that of mmw band is lack of report. the reflectivity of ir area ( 3 - 5 m ) by fourier transform infrared spectrometer ( ft - ir ) is given, and the experimental data of mmw band in microwave network analysis is also given

    本文給出了直接在傅立葉紅外光譜儀中進行的紅外率(實際是反率)測量結果,在毫米段,通過自行設計的測試方法與測試系統,給出了在hp8510矢量網路分析儀下測得的未鍍膜、鍍膜樣品的比對測試結果。
  9. With the material dynamic constitutive equation including damage and the effect of stain rate the predictable formula about ballistic limit velocity of fiber composite target. secondly based on the damage feature about ceramic / fiber composite target caused by impact load, analysis model about defense performance of ceramic / composite material target is formed and the predictable formula about ballistic limit velocity is also given. lastly using the reflection and projectile theory of stress wave the paper discusses the design of ceramic / composite material target, optimizes the design of double layer ceramic / composite targets, gains optimal coefficient under certain area density and discusses the variety relationship of area density and thickness with optimal coefficient u nder some ballistic limit velocity 3

    首先,分析了纖維類正交鋪層復合靶板在沖擊載荷作用下的損傷破壞機理,結合包含損傷和應變率效應的材料動態本構方程,建立了纖維復合材料板彈道極限速度的預測公式;其次,根據陶瓷/纖維材料復合靶板在沖擊載荷下的破壞特點,建立了陶瓷/復合材料靶板抗彈性能分析模型,給出了彈道極限速度預測公式;最後,利用應力理論討論了陶瓷/復合材料靶板的設計問題,對雙層陶瓷復合靶板的優化設計進行了分析,給出了在一定面密度下的最佳優化系數,討論了一定彈道極限速度下的面密度和厚度隨優化系數的變化關系。
  10. The main works and contributions achieved in this dissertation are concluded as follows : 1. based on the scalar diffraction theory, the mathematical model of optical configuration of transmissive grating interferometer is established. it indicats that moir interference fringes is affected by many parameters, such as grating pitch, light wavelength, light beam size and incidence angle, etc. the variation that the width, intensity, orientation and contrast of moir interference fringes along with every parameter is numerically analyzed

    主要的研究內容和所取得的成果可歸納如下: 1 .基於標量衍理論,建立了式光柵干涉儀光路的數學模型,分析了式光柵干涉儀的莫爾干涉條紋與光柵柵距、光柵開口比、光長、光斑尺寸、光束入角等多個參數的關系。
  11. So, in order to discover essential properties, the paper focuses on deep study upon the wave forces over submerged dyke and transmission coefficient considering the band protecting and silt promoting project in shengli oilfiled, which may be used for real engineer

    本文以潛堤為研究對象,通過物理模型試驗的方法,分別研究了在規則作用下潛堤的力特性和特性。
  12. Submerged dyke is a common offshore structure, which is widely used for band protecting and silt promoting engineer and etc. however, few research studies are done upon such a problem home and abroad and even the accomplished results are not satisfying, which cannot be used for real projects, and in most cases, they will have to depend on the results of experiment

    然而,目前國內外對潛堤的研究很少,研究的成果也很不成熟,難以應用到實際工程設計中,在很多時候,還需要藉助於物理模型試驗,因此,本文結合勝利油田保灘促淤新技術研究項目,對潛堤浪力以及特性進行了深入系統的研究,力求揭示其內在規律,期望能獲得有實際應用意義的研究成果。
  13. The tunable performance is obtained by rotating the grating. the disadvantages of the mechanical tunable filter are high control voltage, slow response time and big volume. the electro - optic tunable filters are obtained by the alteration of the birefringence of the electro - optic material applied voltage

    電子光學濾光片則是通過施加電壓使各種電子光學材料的雙折率發生變化來實現透射波長的調諧,也可以利用電光晶體在電場中的旋轉來實現長的調諧。
  14. The start points of output strain and reflect strain can be got by calculating propagation time of elastic wave through the bars

    透射波的起點根據在桿中的傳播過程來計算。
  15. The subwavelength optical elements with features smaller than the wavelength of the incident illumination do not give rise to diffraction other than the zeroth orders in the substrate and incident medium

    長光學元件的特徵尺寸小於入長,特點是僅有零級反透射波存在。
  16. By means of wave model experiments, measure the wave ' s reflection coefficients in front of breakwater, the pressure sizes and distributions inside of breakwater, and the wave weights behind breakwater

    通過浪模型試驗量測了模型樣本的堤前反系數、堤心內的壓強大小及其分佈、堤后的透射波高。
  17. In the transmitted wave, along with the extinction coefficient increment, the width of photonic bandgap is a gradual extension, the edge of photonic bandgap is a gradual faintness, when the extinction coefficient increases to 0. 02, there is already no obvious photonic bandgap

    透射波中,隨著消光系數的增加,禁帶寬度逐漸擴大,禁帶邊緣逐漸模糊,當消光系數增加到0 . 02時,已經不存在明顯的能帶。
  18. Abstract : the effects of young ' s modulus on the wave velocity, on the potential energy and kinetic energy in arbitrarily volume in the maocinery longitudinal and on the vibration phase among incidance ware, reflex wave and transmission wave at the boundary surface of two kinds of medium are discusseed

    文摘:本文就楊氏模量在機械縱中的速、任意體積內的勢能和動能及在兩種介質界面處入、反透射波的振動周相關系中的作用作了闡述。
  19. At the present time, the first choice driver of icf is the laser. the basic requirements to the kdp crystal optics of icf solid laser driver are : high accuracy face shape quality ( transmission wave front / 6 pv ), high laser damage threshold value ( 15j / cm2 ), good surface roughness ( 5nm )

    慣性約束聚變固體激光驅動器對kdp晶體光學零件的基本要求是:高精度的面形質量(透射波前/ 6pv ) 、高激光損傷閾值( 15j / cm2 ) 、良好的表面粗糙度rms ( 5nm ) 。
  20. In those experiments wave shapers have been utilized to modify the incident wave so that the condition of constant strain rate is satisfied more sufficiently. the effect of outer factors on the stress equilibrium of early stage in the specimen was analyzed, and the methods to improve the uniformity of stress in specimen at early stage were given. the elastic wave velocity of specimens can be determined by the wave shape fitting of the predicted transmitted wave with the measured transmitted wave at the early stage, furthermore, the shifting - time in shpb data processing can be determined

    在shpb實驗中採用形整形技術使入的上升沿變寬;分析了影響shpb實驗中試件早期應力平衡的外部因素,給出了改善早期應力均勻性的方法;採用透射波的早期預估形與實測形作對比的方法確定了shpb實驗數據處理中的延遲時間;因而在實驗中得到了比較準確的應力應變曲線。
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