refraction effect 中文意思是什麼

refraction effect 解釋
折射效應
  • refraction : n （光、音波等的）屈折，折射；折射作用；折射度；【天文學】蒙氣差，折光差；【化學】硝石雜物含有率...
  • effect : n 1 結果。2 效能，效果，效力，效應，作用，功效；影響。3 感觸，印象；外觀，現象。4 旨趣，意義。5 ...
  1. Refraction effect in troposphere on oth radar signal

    對流層折射對超視距雷達信號定位的影響
  2. The computer speed is speeded up. the numerical results of the present models are in agreement with the theoretical solution and those of physical models. systematical numerical tests show that the present models can reasonably simulate the wave transformation, such as shoaling, refraction, diffraction, reflection, effect of currents and so on

    比較詳細的模型驗證與應用表明，模型的數值模擬結果與解析解、物模實驗值吻合良好；可以較好地模擬波浪傳播過程中的淺水變形、折射、繞射和反射等多種現象；能正確合理地反映水流對波浪傳播的影響。
  3. Effect of air refraction index by equvalent electric - field intensity in high power microwave propagation

    高功率微波有效電場強度對大氣折射率的影響
  4. Seismic survey is a new method used to civil engineering area in recent years. it was widely applied to survey or detecting of roadbase, dam base, foundation of building, tunnel, river bed, lake bed and etc. the chief methods are reflection method, refraction method, wave velocity testing, surface ware survey and transverse wave suivey. seismic survey can divide different layer, measure the incidence of sediment stratum, detect the structure of rock, test the handle effect of surface wave survey, we can calculate the carrying capacity of foundation and other mechanical parameters. this technique can give service to some big engineering departments such as highway developing company, survey design company, water supply company, plan bureau, construct bureau etc

    應用於工程的主要方法有反射波法折射波法波速測井面波法及橫波勘探等。地震勘探能詳細劃分地層高精度地確定沉積地層的傾角能夠準確探明巖體構造褶皺斷層破碎帶裂隙帶對于回填工程路基壩基，地震勘探可以檢測其回填處理效果對于隧道工程，可以探測隧道洞體的圍巖分類及洞口地質情況利用面波勘探所得到的瑞利波速度，可以準確推算地基的承載力動彈模量等力學參數。
  5. In the second chapter, during the study of compound x - ray refractive lenses, diffraction function of compound lens is derived in the light of refraction and absorption effect and the design theory of x - ray is deduced using diffraction theory in connection with the characteristic of x - ray band. the structure design of this device and micro - machined technique are also discussed

    在第二章x射線聚焦組合透鏡的研究中，針對x射線波段的特性，綜合考慮折射和吸收效應得出組合透鏡的衍射屏函數，利用衍射理論推導出x射線聚焦組合透鏡的設計理論並進行結構設計與微細加工製作技術研究。
  6. As surface waves propagate from deep to shallow water, the wave will take series of transformation including shoaling, refraction, diffraction, reflection, breaking and energy dissipation due to the effect of topography and various hydraulic structures

    波浪由深海向海岸傳播過程中，由於地形和水工建築物等因素的影響，將發生淺水變形、折射、繞射、反射、破碎以及能量耗散等波浪變形現象。
  7. By analyzing the relation between the refractive index and the temperature and the stress field of the optical window in the aero - dynamic environment, according to the thermal - optical effect and the elasto - optical effect, we obtained the relationship of the index - of - refraction and temperature and stress, and explored the further study method of the aero - optical effect

    摘要首先從熱光效應和彈光效應的角度，分析了飛行器在大氣層內飛行時，在氣動熱環境中的材料折射率與溫度場和應力場的關系，得出了溫度和應力對材料折射率的影響關系式，並進而探索氣動光學效應下一步的研究方法。
  8. We analyze the generation of external cavity frequency - doubling with knbo3 crystal theoretically. in order to get the second - order nonlinear conversion from 858nm to 429nm with knbo3, we use non - critical type - i phase - matching to avoid the walk - off effect the corresponding optimum focusing condition is as followings : double refraction parameter b = 0, focus parameter = 2. 84, optimum phase mismatch parameter = 0. 574. based on the theoretical analysis and numerical calculations, we obtain the ideal nonlinear conversion coefficient about 1. 45 % / w with crystal length of 7mm and 2. 07 % / w with crystal length of 10mm at the phase - matching temperature around 23. 50c

    根據對其倍頻原理及性能的分析討論，在用該晶體完成波長從858nm到429nm的二階非線性轉換時，採用非臨界相位匹配條件（此時無離散效應，對應的雙折射參數b = 0 ，共焦長度為= 2 . 84 ，最佳相位失配因子為= 0 . 574 ） ，在相位匹配溫度約為23 . 5時，理論上通過計算得到理想情況下非線性轉換系數約為1 . 45 / w （長度為7mm ） ， 2 . 07 / w （長度為10mm ） 。
  9. Compared with tranditional materials, electromagnetic waves transmitted in such material will behave some fantastic phenomena, such as negative snell refraction, reversed dollper effect, reversed cerenkov radition, and so on

    電磁波在這種介質中傳播時將顯現與通常介質不同的各種逆向或反向效應，如負折射效應、逆多普勒效應、逆切侖科夫輻射等等。
  10. Using the bi - refraction effect of liquid crystal, we design a novel wavelength tunable micro - cavity polymer led. exert a voltage to liquid crystal ; it will be realize the emission wavelength tunable. the simulation indicates that the tunable range can approach 60nm, and the fwhm is 18

    通過對液晶施加一定的交流電壓，可以很容易地實現發光波長的連續調諧，通過模擬計算表明這種器件的可調諧范圍可以達到60nm ，半寬度為18 . 5nm 。
  11. Abstract : first, this paper deduced the diffraction equation for refractive index phase modulation holographic grating, and pointed out that the diffraction efficiency was mainly influenced by refraction index modulation, and the diffraction efficiency of different levels came from many factors. the volume grating effect affected the diffraction efficiency of transmission hologram

    文摘:首先推出折射率相位調制型全息光柵的衍射方程，由此說明衍射效率主要取決于調制折射率，且各級衍射光的衍射效率不同是多種原因造成的。
  12. Chapter one introduces the major issues and the progress in ao research both in china and abroad. chapter two discusses the theoretical foundation and four engineering physics algorithm of ao. chapter three provides the theoretical modeling and experimental verification of the index - of - refraction ' s variation with temperature, giving the correlation of ao effect with wavelength, and verifying it with experiments

    本論文共七章，第一章分析介紹了氣動光學研究的主要內容和國內外研究進展；第二章探討了氣動光學的理論基礎和四種物理工程演算法；第三章推導了折射率隨溫度變化的計算公式，提出了氣動光學效應波長相關性原則。
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