magnetic density 中文意思是什麼
magnetic density
解釋
磁場強度-
, 2200bpi, 200tpi unrecorded single - disk, double - density cartridge front loading, 2200 bpi, 200 tpi, general, physical and magnetic requirements
未記錄的單片雙密度盒式磁盤 -
Radiation spectrums of relativistic charged particles in a dipolar magnetic field were studied numerically in detail by using the current density of moving charged particles in this paper
摘要從運動的荷電粒子產生的流密度出發，研究了在地球偶極磁場中運動的相對論性荷電粒子的輻射能量譜，並對其進行數值計算。 -
Surface magnetic flux density
表面磁通密度mt -
Residual magnetic flux density
殘余磁通密度 -
The various initial distributions of magnetic helicity density and the transportation of magnetic helicity flux may lead to various evolutions of magnetic helicity density in the neutral sheet region, and could result in the formation of various magnetic structures
不同的初始磁螺度密度分佈和磁螺度通量輸運，可以引起中性片區域磁螺度密度分佈的不同演化，從而導致具有不同拓撲位形磁結構的形成。 -
The wave of magnetic induction density will bring distortion with the raising of excitating voltage while measuring the magnetization characteristic
在進行磁化特性測量時，隨著激磁電壓的升高，磁感應強度波形將產生畸變。 -
Microstructure and magnetic properties of fept ta multilayer film for ultrahigh density magnetic recording
多層膜微結構與磁性 -
The finer the grain is, the higher the magnetic properties are, such as the improvement of coercivity. according to the theory of remanence, the intensity of remanence is in direct proportion to the density of magnet and ms. the improvement of remanence resulted from the interaction of density of magnet and ms, but the ms took the more important role
究其原因：晶粒的細化可以提高磁體的矯頑力；而根據剩磁的理論公式，剩磁與磁體密度和飽和磁化強度成正比，剩磁的提高是磁體密度和飽和磁化強度的提高的綜合效果，但其中飽和磁化強度的提高佔主導地位。 -
The regional stratigraphic petrophysiacl column, which includes density, magnetic susceptibility, remanent magnetization, electrical resistivity and chargeability, has been set up to help geophysical survey in hebei province
摘要主要介紹河北省區域地層密度、磁化率、剩磁強度、電阻率、極化率物性柱的特徵，其地層物性統計表可供河北省境內的重力、磁法、電法勘查使用。 -
On 9 tracks phase - encoded recorded magnetic tape for digital data storage, density 63 rpmm 1600 rpi
數字數據存儲用9磁軌相位編碼的記錄磁帶.密度為63rpm -
On 7 tracks nonreturn to zero recorded magnetic tape for digital data storage, density 8 rpmm 200 rpi
數字數據存儲用7磁軌不歸零制記錄磁帶.密度8rpmm 2 -
On 9 tracks nonretorn to zero recorded magnetic tape for digital data storage, density 32 rpmm 800 rpi
數字數據存儲用9磁軌的不歸零制記錄磁帶.位密度32位 -
For amf contact structure, raising axial magnetic field density is an effective way to raise breaking current density in certain range
對于縱向磁場結構，在一定范圍內提高其縱向磁感應強度是提高其電流開斷密度的有效途徑。 -
However, the speed of penetration is equal to predicted value by fluid theory only in c + + plasma with uniform density profile. on other conditions, strong two - dimensional effects, electrostatic accelerating, magnetic pressure and plasma pressure should be included in the fluid analysis
不過，值得注意的是僅有均勻分佈的c ~ （ + + ）等離子體條件下，磁場滲透速度與簡化流體理論分析結果基本相同，而其它條件下的磁場滲透速度均與理論結果存在一定的差異。 -
This program can be used to calculate continuous enclosure type isolated - phase bus of different volt and current conveniently. secondly, it calculates a series of rational continuous enclosure type isolated - phase bus for the external diameter of the enclosure is 900mm, analyzes and calculates the magnetic fields of the continuous enclosure type isolated - phase bus by using limited unit method. from this it acquires the distributions of magnetic fields and magnetic density as well as the eddy current
其次，以全連離相封閉母線外殼外徑為900mm的情況進行了理論計算，計算了多種預選方案，採用有限元方法對全連離相封閉母線場域的電磁場進行了數值計算，得出了設計母線的電磁場及電密分佈以及渦流等情況，並對所得結果進行了分析。 -
The controllers have considered all sorts of imperceptible factors affecting the servo performances in a lpmsm servo system, which include the parametric uncertainties brought by the changes of the mobile mass, frictional coefficient, the thrust fluctuations aroused by the varieties of the magnetic density distributions and the time harmonic. the h state feedback controller restrains disturbances and uncertainties to keep the robust and stable performance. the ip controller, which has the ability of rapid response, is applied to satisfy the rapid performance
在分析雙環控制問題時，針對直線永磁同步電動機，仔細考慮了能使伺服系統性能變壞的各種細微因素，如：永磁同步直線電機動子質量變化、摩擦系數變化等造成的模型參數不確定性，電機運行期間存在磁密分佈變化、時間諧波等產生的推力擾動等，採用了ip速度控制器和h _狀態反饋控制器相結合構成直線伺服的內環控制器，並輔助設計了外環的pi位置控制器。 -
Due to 12 / 8 poles doubly salient permanent magnet motor, planar finite element method ( fea ) is applied to analyze the magnetic field inside the motor. and a series of static characteristics are investigated, such as field distribution, air gap magnetic density, field flux, inductance, static torque
針對12 / 8極永磁式雙凸極電機，採用二維平面有限元法對電機內磁場進行分析計算，研究了電機磁場分佈、氣隙磁密、繞組磁鏈、繞組電感、靜態轉矩等一系列電機靜態特性。 -
According to the theory of electromagnetic fields, the large salient synchronous generator with fractional stator slot are calculated and analyzed by the finite element method ( fem ) in this paper. the fourier analysis method is applied to decompose the air gap magnetic density into the basic spatial component and a series of harmonic components and wave shape eigen coefficient of air gap magnetic field are calculated
本文根據電磁場理論，從耦合場的弱耦合角度首先計算了定子具有分數槽繞組的大型水輪發電機的電磁場，採用付立葉諧波分析的方法把氣隙磁密分解為空間基波和一系列諧波，進而計算出氣隙磁場波形特徵系數。 -
A sicp reinforced al - cu alloy and al matrix composites are fabricated by a new method - electromagnetic centrifugal casting, the effects of rotational rate for centrifugation, magnetic density, particle size and matrix on the distribution of particles and microstructure of matrix are studied
首次利用電磁離心凝固方法制備sic _ p al基和sic _ p al - cu基復合材料，研究了離心轉速、顆粒尺寸、磁場和基體對顆粒分佈以及對復合材料基體組織的影響。 -
The particle - enriched zone moves outwards as the rotational rate increases. by employing steady dc magnetic field to the conventional centrifugal casting method, the distribution of particles is changed. the most uniform distribution is obtained when the magnetic density is 0. 15t
通過向常規的離心鑄造中引入穩恆直流電磁場，基體中的顆粒分佈得到改善，磁感應強度為0 . 15t時，顆粒的分佈最為均勻，磁感應強度過大時，磁場將會引起基體組織粗化。
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