磁旋比 的英文怎麼說
中文拼音 [cíxuánbǐ]
磁旋比
英文
magnetic rotaion comparison-
It also roundly researched the solution of the helmholtz equation in the circumrotating ellipsoidal coordinates, and discussed how to calculate the solution of the electro - magnetic field in the circumrotating ellipsoidal coordinates using special functions, and researched circumrotating ellipsoidal cavity ’ s latent value and quality parameter using arithmetic simulation, finally we compared the ellipsoidal cavity with the spheriform cavity. the main content of this thesis are as following : 1. calculated the distribution of the electro - magnetic field inside the ellipsoidal cavity based on maxwell equations and boundary conditions, and confirmed the syntonic mode inside the ellipsoidal cavity using arithmetic methods
本文從maxwell方程及其邊界條件求解出橢球腔內的電磁場分佈，較為全面的研究了旋轉橢球坐標系下赫姆霍茲方程的解的問題，討論了用特殊函數來求解旋轉橢球坐標系下電磁場的解，並通過數值模擬研究了旋轉橢球諧振腔的本徵值和品質因數，並和球形諧振腔做了比較，主要內容為: 1 .用maxwell方程及其邊界條件求解出橢球腔內的電磁場分佈，並且分析了橢球腔內的諧振模式。Based on a magnetic field controlled electron spin quantum system, utilizing the mechanism of realizing the unitary evolution of the quantum state through the quantum gate, an optimal control strategy to prepare an arbitrary quantum state is proposed
摘要針對以磁場為控制場的電子自旋量子比特系統，結合量子門實現量子態么正演化的量子態調控機制，提出了一種量子比特系統任意量子態的最優制備策略。Stepping drive of synchronous motors, upgrading the design idea of stepping motors from combined electromagnet theory to rotary magnetic field theory, will make the capability and efficiency of the increment control system improved to a new level, which is the research purpose of ac step motion drive this paper begins with the direct torque control method for pmsm to expatiate ac step motion control theory distinctly
用同步電動機實現步進傳動；將步進電動機的設計思想從組合電磁鐵理論提高為旋轉磁場，使增量運動系統的容量和效率發展到一個新的水平，這就是交流步進傳動的研究目的。為了比較清楚地闡述交流步進理論，本文首先從永磁同步電動機的直接轉矩控制演算法入手來分析。It also gives the results of simulation and experiment. the comparision of the two transformers shows that the flyback rotating converter can just transform signal or low power while the fullbridge one conducts the larger
本文還對旋轉變換器的重要部件?旋轉變壓器進行了設計和磁性能分析，得出這種原、副邊分離耦合變壓器的性能比普通的原、副邊緊密耦合變壓器的性能較差。Air filtration portfolio, air filters, valve, oil mist machine, filter valve, oil mist separator, micro - mist separator, stability activated solenoid valve, pressure gauge, micro - valve and vacuum valves, links the release of the closure - pressure valves, and pipe connection, a one - way valve, t - shelves, shelves, brackets, diaphragm - type flow switches, blades type flow switches, further growth actuator, the valve lock, precision valve, pressure switches, mechanical pressure switches, pneumatic control ratio positioning devices, and electric - gas ratio positioning devices, and telecommunications - pressure converters, electro - pneumatic proportional valve, filter valve, shuttle valve, gas - electric relay and gas indicator, delay pneumatic valve and cylinder fcl, plumbing fcl, mufflers and exhaust cleaner, the excess flow valve with silencer, a one - way valve, rapid valve, rapid joints, rapid valve with fcl, rapid joint sub - cluster gas, micro joints, gas pipes, pipe from the devices, and helical coils, pipes, channels, scissors, multiple fastener, high - speed rotary joint, 10000 threaded joints, and insert the tube joints, rotary joints began, 68. 25 rapid joints and hoses, hose fittings and rapid non - electrostatic
空氣過濾組合空氣過濾器減壓閥油霧器過濾減壓閥油霧分離器微霧分離器穩定啟動電磁閥壓力表微型減壓閥減壓氣閥三通釋放式截流閥壓力開關管接頭單向閥t型隔板隔板托架膜片型流量開關漿葉型流量開關增速繼動器鎖定閥精密減壓閥壓力開關機械式壓力開關氣控比例定位器電-氣比例定位器電訊號-氣壓轉換器電-氣比例閥過濾減壓閥梭動閥氣-電繼電器氣源指示器氣動延時閥氣缸限流器管道限流器消聲器排氣潔凈器限流閥帶消聲器單向止回閥快速排氣閥快速接頭快速排氣閥帶限流器快速接頭集束分氣微型接頭氣喉管喉管脫離器螺旋管排管管道剪刀多管扣件高速旋轉接頭萬用螺紋接頭插入式管接頭旋式緊鎖接頭難燃性快速接頭和軟管不帶靜電快速接頭和軟管2, design a structure makes the liner output higher to 160mv with a liner input about 150 in bridge of spin - valve gmr. in comparison of some typical mr angular sensors it ' s output make a great progress
2 ，設計了一種結構使自旋閥gmr晶元組成的橋路輸出電壓信號線性區達到約150 ，輸出幅度達到了160mv ；相比一些典型的磁阻非接觸式角度傳感器，量程獲得了可觀的擴展。Firstly, in the magnetic field varying from 0mt to 1200mt, we have tested the faraday rotation angle of the three kinds of crystals. at different aspects such as nonlinear aspects, the influence on rotation angle caused by coating the crystals and inclining them the experiment has been finished. and the experiment achieved the following results : 1
從faraday效應的磁致非線性特徵、鍍增透膜對faraday旋光角的影響、晶體傾斜對旋光角的影響三個有關旋光角的方面進行了實驗，得出： 1 、 faraday旋轉隨外磁場變化的非線性變化曲線； 2 、鍍增透膜前後晶體旋光角的變化比較曲線； 3 、晶體傾斜前後旋光角變化比較曲線。Based on the self - consistent nonlinear theory of complex cavity gyrotron with gradual transition, a simulation code of self - consistent nonlinear beam - wave interaction has been made, in which the multiple modes interaction with an electron beam and the mode coupling are taken into account. the interaction between the electron beam and hsn - h521 rf field for third - harmonic gyrotron is simulated. the influences of the thickness and the velocity spread and the velocity ratio of the electron beam and the fluctuation of the magnetic field and the technologic errors of complex cavity on the multi - modes interaction with an electron beam are analyzed
二、在漸變復合腔迴旋管多模自洽非線性理論的基礎上，編制了高次諧波漸變復合腔迴旋管多模注?波互作用自洽非線性模擬軟體，並對8mm波段三次諧波漸變結構復合腔迴旋管的注? ?波互作用進行了大量的自洽非線性數值模擬計算與研究，進而分析了電子注的厚度、速度零散、速度比值、磁場波動、腔體尺寸的加工誤差等等多種因素對互作用效率的影響。Slip is more usually expressed as a fraction of rotating magnetic speed
電機轉差率通常表示為旋轉磁場轉速的百分比。But when concerned with higher magneto - optical recording density, the kerr angle become smaller at shorter wavelength than at longer wavelength result from recoding and reading the memory information by shorter wavelength semiconductor laser tube. further more the signal - to - noise of recording information lowers and brings difficulty for the reading
但在更高密度磁光記錄方面，由於信息記錄與讀出採用短波長半導體激光管，磁光記錄材料的克爾旋轉角比長波長時小，導致記錄信息的信噪比下降，給信息讀出帶來困難，為此將對材料進行改性。So we can conclude that the ground - state total spin ( gsts ) is related to its shape for finite bipartite haf. it is possible that the gs take a much highter value of ts than the lowest possible one ( lpst ) and higher degenerate
由此得出結論：有限雙組分海森堡反鐵磁（ haf ）系統，基態總自旋（ gsts ）的取值與它的格點位形有關，可能取比最低可能總自旋（ lpts ）高很多的值，從而導致高度簡並的基態。We put our emphases on four sections : the opening of the energy gap and its effects on the thermodynamic properties in low temperature, quantum fluctuation and the hidden long - distance order parameters, the magnetization and the specific heat properties under the extern magnetic field of the ferromagnetic chain, and the energy spectrum of the ferromagnetic ladder
著重研究在一維量子自旋系統中的能隙的打開、以及能隙對系統熱力學性質的影響；量子漲落和系統隱含的序參量；亞鐵磁的在外場下的磁化性質以及比熱性質；和亞鐵磁雙鏈系統中的能譜。Compared with traditional sensors, the saw sensors can be used for wireless passive sensing with no need for a separate power supply, which makes it possible to measure parameters of fast moving or rotating objects. in addition, wireless passive sensing in extreme environment likes strong electromagnetic interference and low temperature becomes obtainable
與傳統傳感器相比，其最大優勢在於它能實現無源無線遙測，這使得它能運用在諸如快速移動物體、旋轉體等無接觸測量中，並且在強電磁干擾、低溫等極端工作條件下也能正常工作。The parameters such as effective magnetization, gyromagnetic ratio, g value and various anisotropy constant were determined by theoretical fitting
並計算出了薄膜各生長階段的有效磁化強度，迴旋磁比及各向異性常數。In some ways, an electron is just like such a spinning sphere of charge ? an electron has a quantity of angular momentum ( its “ spin ” ) and an associated magnetism, and in an ambient magnetic field its energy depends on how its spin vector is oriented
就某種意義而言，電子可類比於一個旋轉的帶電小球：它帶有角動量（就是自旋）以及伴隨而來的磁性，而它的能量是由自旋向量與外加磁場的關系來決定。In the latest years, people have designed and made many types of magnetic micromotors, but there are still many problems and much work w hich needs to do about the working principal, design theory and experimental research of magnetic micromotors, this dissertation was just aimed at these problems and did following work : first, on the basis of analying and comparing the working principals and structures of available magnetic micromotors, this dissertation proposed a new type of magnetic micromotor, introduced its structure, controlling methods and the features. according to the basic principles of the fixed - point movement of the rigid body, the dissertation revealed the moving relationship between the rotation of the inner magnetic field of the motor and the rolling of the rotor, presented the moving equation of the rotor and the calculation formula for the rotation ratio between the the inner magnetic field and the rotor, and so made clear the relationship between the structure parameters and the moving characteristics of the motor
十年來，人們已經設計製作出了多種形式和結構的電磁微電機，但是有關電磁微電機的設計理論和實驗研究仍然處于探索完善階段，本文正是針對這方面的問題以電磁式微電機為研究對象做了以下工作：首先，在對電磁式微電機的各種工作原理和結構方案進行深入研究和分析比較的基礎上，本文首次推出了「端面搖擺式電磁微電機」的設計思想，介紹了其結構原理、控制原理和該電機的特點，並從剛體定點運動的基本原理出發，揭示了電機內部磁場的旋轉與轉子滾動之間行星減速的運動關系，推導出了轉子的運動方程和電機旋轉磁場與轉子的減速比計算公式，從而明確了電機結構參數與電機運動特性的關系。Ptmn has practically been used as anti - ferromagnetic layer to pin ferromagnetic layers because of its large exchange bias, high blocking temperature and excellent thermal stability. on the other hand, ptmn films deposited by magnetron sputtering without substrate heating require a relatively high temperature post - deposition annealing in magnetic field to induce a unidirectional exchange field hes
由於ptmn反鐵磁材料具有大的交換偏置，比較高的blocking溫度和較好的熱穩定性，在自旋閥結構中ptmn已經在實際應用上用來釘扎鐵磁層。Second, taking the characteristics of the mrfd and its matching with blades into consideration, the squeeze mode mrfd was designed. after that, the mechanical characteristics of the squeeze mode mrfd was tested to tell us that, compared with those mrfd work in other modes, the squeeze mode is advantageous for its compact structure, less displacement and higher strength. third, with the test data, we get the force model which use imitatation
其次，考慮磁流變阻尼器自身特點與直升機旋翼的匹配因素，設計了以擠壓模式為工作方式的磁流變減擺器，並對磁流變減擺器進行了力學特性試驗，試驗結果表明擠壓式磁流變阻尼器與其他工作模式的磁流變阻尼器相比具有結構緊湊、位移小、出力大等優點。Resistance of the stator is obtained by solving a 1 - d magnetic field diffusion problem. based on the code, curves of fcg ' s inductance, resistance, temperature and its output current, voltage are calculated. secondly, the expanding process for an armature of a helical fcg is studied in depth by a nonlinear, explicit finite - element ( fe ) code
數值計算電感時考慮了螺旋型fcg的三維效應，以及電樞表面鏡像電流的分佈，並通過求解圓柱型導線的一維磁場擴散問題比較精確地得到了fcg定子的電阻，在此基礎上計算了fcg裝置的電感、電阻、輸出電流、電壓和溫度等隨時間的變化。Because the airplane revolving part can make the radar electromagnetic wave have the cyclical modulation feature, therefore the convention air defense radar selecting the cyclical modulation feature is quite effective in distinguishing the airplane
由於飛機旋轉部件對雷達電磁波調制會產生周期調制特徵，所以常規防空雷達選取周期調制特徵來識別飛機目標是比較有效的。分享友人