極化系數 的英文怎麼說

中文拼音 [jíhuàxìshǔ]
極化系數 英文
polarization coefficient
  • 極 : i 名詞1 （頂點; 盡頭） the utmost point; extreme 2 （地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • 系 : 系動詞（打結; 扣） tie; fasten; do up; button up
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 極化 : [物理學] polarization; overpotential; overtension; polarity極化器 polarizer; 極化強度 intensity o...
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. The study includes the hole color tv imagery system for drill hole, even - pole bore - hole acoustic system and acoustic meter, bore - hole multi - point consolidation apparatus, the quick camera computer - aid image for high rocky slope, image technology for layer analysis, safety monitoring technology for the section close to the dam, software for processing and forecasting the slope monitoring data, high precision geodesy monitoring automation system, etc. all the study results are new, advanced and practical, which has applied in the project and gained the obvious benefits

    鉆孔彩色電視孔壁成像系統、直接橫波測井研究偶極子井下聲系和聲波儀、鉆孔多點滲壓儀及壓模系統、巖質高邊坡快速攝像微機地質素描成圖、層析成像技術、近壩庫段安全監測技術、邊坡監測數據處理預報軟體研究、高精度大地測量監測自動化系統等項目，研究成果內容新、先進、實用，已在工程中應用，效益顯著。
  2. On the basis of investigations into the progressive yield process and the possible failure modes of rcc gravity dams, the quasi - elasticity design limit state of the ctrtical stability criterion is proposed and the real working state of the dams designed according to the ctriterion is discussed. a check formula using the material strength reducing factor as the safety index and a simplified formula similar to against sliding stability fromula are derived. finally, the corresponding design safety factors are given by using fem calculations with various influence parameters to be taken into account

    本文在研究碾壓混凝土重力壩漸進破壞過程和可能失穩方式的基礎上，提出了以準彈性臨界作為穩定臨界準則的設計極限狀態，分析了按該準則設計的大壩的實際工作狀態，導出了以準彈性強度儲備系數為設計安全指標的審查公式以及形式與抗剪斷公式相同的簡化公式，探討了定量計算考慮各種因素影響的相應設計安全系數的合理取值，並與現行規范方法進行了比較
  3. Studying the rule of the reflect - coefficient at the interface, simulating the seismic wave travel in the field beyond the critical angle, analyzing the wave polarity diversification, all the work provides a theory for the wide - angle reflection

    通過研究反射系數在超臨界角部分的規律，模擬地震波在超臨界角的傳播，分析了地震波的極性變化，為廣角反射提供理論依據。
  4. We get the math module according to the second law of newton and the foundation of the dynamics, analysis the force of the cart and pendulum, and adopt the concept of " the equivalent cart ". during writing the equitation of the system, the equitation has been processed by linear

    利用牛頓第二定律及相關的動力學原理等建立數學模型，對小車和擺分別進行受力分析，並採用等效小車的概念，列舉狀態方程，進行線性化處理，最後通過極點配置，得到變量系數陣。
  5. At the same time, on the basis of above results, the stability problem of the polarization of particle self - spin is discussed in irregular magnetic field of accelerator. the discovery that the low degree polarization system is very sensitive to the irregular magnetic field while the high degree polarization system is very stable is found. the irregular fluctuation of the vertical ponderance is complementary to that of the horizontal ponderance due to the self - spin conservation

    同時，在此基礎上，利用su （ 2 ）代數動力學方程研究了加速器中帶自旋離子的極化對磁場的含時無規擾動的穩定性問題，發現：低度極化的系統對磁場無規擾動十分敏感，而高度極化的系統對磁場無規擾動十分穩定；自旋守恆導致自旋的縱向分量的無規漲落和橫向分量的無規漲落存在著互補性。
  6. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器，而掌握光與介質的相互作用理論是研究激光器的關鍵，採用拉姆半經典理論為主，在密度矩陣理論的基礎上，推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程，運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組，在此基礎上，運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ，對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究，並且運用全量子理論，對激光工作原理進行分析，得出二能級系統單模輻射場的光子數密度分佈，得出激光場的光子統計分佈，模擬激光場的動態建立過程。
  7. Taking the contact stress, bend stress stiffness and temperature stress as the condition, taking the weight of the kiln tyre as optimization aim function, the redia and the width of the tyre are optimized general optimize methods just consider the affecting of the parameters to aim function, but in fact, structural parameters ( such as structure dimension, interval and so on ), physics and dynamics ( damp factor, conduct factor, friction factor material ' s elastic module strength limits and so on ), which would be changed after used. the difference are called discrepancy robust design ' s basic concept is : all design parameters " discrepancy will affect the aim funct ion and arouse the quality target discrepancy

    一般的優化方法，僅僅考慮了參數對其目標函數的影響，而實際情況下有些參數是變化的，產品的結構參數（如幾何尺寸、間隙等） 、物理和力學參數如阻尼系數、傳導系數、磨擦系數、材料的彈性模量和強度極限等的設計值與製造后和使用中的實際值會有差異，這種差異稱為設計變量和噪聲因素的變差。
  8. Fast algorithms of both discrete and orthonormal wavelet and wavelet packet coefficient are diagrammatized to be introduced. daubechies wavelet is applied to help to discuss the application and test on signal filtering and noise reduction with the principle and threshold implementation ; the basic principle to pickup the fault characteristics is introduced mainly about the relations between the maximum module and signal saltation point and how to characterize the saltation point with lipschitz exponent

    展示了離散正交小波變換的mallat快速演算法和小波包系數分解的快速演算法；重點應用daubeches小波探討了小波變換在信號濾波去噪中的應用和實驗，闡述了其基本原理和通過閾值化處理實現濾波的具體方法；探討了用小波變換進行故障特徵提取的原理，說明了小波變換模極大值和信號突變點之間的關系以及怎樣用李氏指數來表徵突變點的性質。
  9. Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account

    依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型，對中國古代木結構中的典型構造如：柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究： （一）通過木柱石礎靜摩擦試驗，測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律； （二）通過單柱承載力試驗，測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量； （三）通過柱架低周反復荷載試驗，測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數； （四）通過斗?低周反復荷載試驗和受壓試驗，測定了古建築木構件與木構件間摩擦系數，斗?抗側移剛度，斗?恢復力特性及滯回曲線，斗?抗壓極限承載力及受力變形規律； （五）通過抬梁式殿堂間架模型振動臺試驗，測定了殿堂木構架結構自振周期，地震反應振形、阻尼特性及阻尼比；按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量，對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。
  10. The geostationary meteorological satellite ( gms - 5 ) derived wind data from infrared and water vapor images and tiros operational vertical sounder ( toys ) temperature and humidity data enter the assimilation system after the quality control of mm5 model

    地球同步衛星（ geostationarymeteorologicalsatellite （ gms - 5 ） ）的紅外和水汽軌跡風數據及來自noaa極軌衛星的tovs （ tirosoperationalverticalsounder ）溫、濕數據作為觀測資料，經過mm5模式的質量控制而最終進入該同化系統。
  11. Surface treatments. anodized aluminium and aluminium alloys. measurement of total reflectivity using a photoelectric reflectometer

    表面處理.陽極氧化鋁和鋁合金.總反射率的測定.用光電反射系數計測量總反射系數
  12. ( 2 ) study the 4 plastic limit equilibrium methods, such as fellenius method, bishop method, transfer coefficient method and plane linear method, and their program design

    （ 2 ）常用的4種極限平衡法：瑞典法，簡化畢肖普法，傳遞系數法和平面直線法研究並進行程序設計。
  13. On account of entirely polarization field scan put forward rigorous demand to antennas and data processing cells, the demand is so rigorous that it is difficult to settle for actual project

    由於全極化域掃描對天饋系統及後端數據處理單元提出了非常苛刻的要求，以至很難實時的解決。
  14. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明：所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求；聚四氟乙烯樹脂熱分解溫度超過400 ，但在ptfe中加入無機填料會使復合材料吸水率提高，熔融溫度及分解溫度降低，且伴有氧化分解反應；碳纖維表面含有c = o及c - o - c等極性基團，有利於提高其與其它組分的相容性，提高層間剪切強度；均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系，擬合曲線基本能表示各配方的摩擦系數發展趨勢；配方中不加銅粉或不加石墨，其摩擦系數均較高，說明銅粉和石墨應該配合使用；當銅粉15份、石墨60份時，銅粉30份、石墨30 - 40份時，銅粉60 、石墨15 - 30份時，摩擦系數均具有較低值；純聚四氟乙烯樹脂在空氣冷卻時結晶度最大，磨損量也是三者中最大的；同時，固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的：不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副，在金屬表面均可形成潤滑轉移膜，從而減少金屬摩擦副表面間的直接接觸，大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  15. 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，利用應力波反射和透射理論討論了陶瓷/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。
  16. They are applied to different situations and verified by experiments. analysis model of small ap oblique penetrating ceramic / metal light armor is established on the basis of energy model and the assumption of ellipse absorbing the same energy in back plate, giving the predictable formula about ballistic limit velocity. with energy model the optimization design in relation to ceramic / metal light armor is analyzed and the optimal coefficient of ceramic / metal composite armor is gained

    本文的主要研究內容如下： （一）建立了小型穿甲彈垂直侵徹陶瓷/金屬輕型裝甲的動量模型和能量模型，它們分別適用不同情況，並通過試驗驗證；基於能量模型和背板橢圓吸能相同假設，建立了小型穿甲彈斜侵徹陶瓷/金屬輕型裝甲的分析模型，給出了彈道極限速度預測公式；利用能量模型對陶瓷/金屬輕型裝甲的優化設計進行了分析，給出了陶瓷/金屬復合裝甲的最佳優化系數。
  17. Fourth, according to the weibull distributing functions of equivalent loads, calculated the max loads by expanded sample method, acquired eight routine loads spectrum of each roads taking advantages of the connover classification method, calculated the respective enhancement coefficient in principle of amended miner linear accumulated fatigue damage rule, by the comparative norm of general tar - paved road, educed the mathematical model of calculating enhancement coefficient of synthesized roads

    利用數理統計的方法得到了各路面的等效載荷的weibull分佈函數。第四，根據各路面的等效載荷的weibull分佈函數採用擴展樣本法求得了各路面的極值載荷，按照connover的分級法得到了各路面的八級程序載荷譜。以一般瀝青公路為比較基準，採用修正的miner線性累積損傷理論，根據前橋的s - n和p - s - n關系式得到了各路面的強化系數，建立了綜合路面的強化系數計算的數學模型。
  18. Thereafter, the fractal dimension value of cracks distribution was presented as an effective index to appraise the corrosion level. relations between fractal dimension and rebar corrosion ratio, concrete deterioration factor and strength of the member were studied respectively. fractal nn model was also built up to predict the ultimate load bearing capacity of crc members obtained from the field corroded structures, good results are achieved, which could provide an applicable method to evaluate the durability of crc members

    揭示出受腐蝕鋼筋混凝土構件在荷載作用下表面裂縫分佈服從統計意義上的分形，並對其進行了分形描述；提出以裂縫分形維數作為受腐蝕程度的有效衡量指標，首次實現了構件受腐蝕程度的定量描述；建立了裂縫分形維數與鋼筋銹蝕率、混凝土劣化系數、構件承載力之間的定量關系，並建立了分形神經網路模型對實際受腐蝕鋼筋混凝土構件進行了極限承載力的預測，取得了較好的預測效果。
  19. The influence on the electromagnetic parameters, by the change of air ply, permanment magnet length and the magnetic pole arc coefficient, are calculated by the ansys software. the optimum parameter of the magnetic pole is obtained by solving the magnetic field

    運用有限元分析軟體ansys分析了通過改變電機極弧系數、磁鋼厚度和氣隙厚度對電機磁場的影響，以電機性能和磁鋼利用率為目標對這些參數進行了優化。
  20. The main work of this paper are as follows : 1. on the basis of the index system for the regional difference appraisal, with the comparison with the eastern and middle and western part of china, by using plenty of full and accurate data information, the situation of the difference of the western area is described and analyzed including gross domestic product, modernization level, general index of society development, industrialization level, investment scale of fixed assets, utilize scale of foreign investment, etc. 2

    其中在區域經濟發展結果的差異用了gdp 、人均gdp 、標準差、變異系數、極差系數、現代化水平、社會發展總指數、 gdp的增長率、工業企業市場佔有率、工業化率、工業競爭力等指標來測度;區域經濟發展中要素投入規模和獲取要素能力的差異用了固定資產投資規模、通過股市籌資能力、利用外資規模、 fdi貢獻率等指標來測度。
分享友人
分享到 Line

分享到臉書