磁常數 的英文怎麼說
中文拼音 [cíchángshǔ]
磁常數
英文
magnetic constant-
It is evident that the permeability is not a constant.
顯然磁導率不是常數。Affect on magnons energy spectrum of ferrimagnetism two - dimensional rectangle lattice by lattice coefficient
晶格常數對亞鐵磁性二維長方晶格磁振子能譜的影響The lattice dynamics of the ferroelectric semiconductor snte
的晶格常數及磁性質的影響The direction of the easy axis of the soft layer has little influence on the magnetic hysteresis and magnetostriction of the ecmm when the magnetic anisotropy of the magnetostrictive layer is much larger than that of the soft layer
雖然軟磁層的磁各向異性角對多層膜的磁學及力學性質幾乎沒有影響,但磁各向異性常數卻會顯著影響多層膜的性質。The refractive index of a substance is determined by two properties known as the electrical permittivity and the magnetic permeability
物質的折射率由兩項性質決定,分別是介電常數和磁導率。Standard test method for measuring relative complex permittivity and relative magnetic permeability of solid materials at microwave frequencies
微波頻率下固體材料相對復介電常數和磁導率測量標準試驗方法Analysis of abnormal data in the measurement of film magnetostriction by false neighbor method
偽鄰近點法分析薄膜磁致伸縮測試中異常數據Polarimetric synthetic aperture radar ( polsar ) investigates the transverse vectorial nature of plane em waves and provides the complex scattering matrix of a scatterer. scattering polarimetry is sensitive to the shape, orientation, and dielectric properties of scatters
極化合成孔徑雷達( polsar )研究電磁波的矢量特徵,通過測量和分析目標的極化散射特性,獲取目標的介電常數、物理特性、幾何形狀和取向等方面的大量信息。Having investigated composites of ep coating ultramicro iron using atpu as surface agent, results showed that with increasing amount of atpu, density, complex permittivity ( ) and complex permeability ( ) of composites decreased, and retentivity and coercivity increased
用atpu作表面活性劑制備核殼結構復合粒子時,隨著復合時atpu用量的增加,復合粒子的密度、復介電常數( )和復磁導率( )逐漸減小,剩磁與矯頑力逐漸增大。The higher temperature, the more fe ( co ) 5 decomposed in the gaseous phase. when the temperature was raised to 150, the thermolysis entirely happened in gaseous phase and the particles of 2 - 4um formed in long chains. with long chains broken, the plural relative permittivity ( e ", e " ) drop and plural magnetic permeability ( u ", u " ) rise
恆溫滴加法受溫度影響顯著,隨著溫度的升高,發生在氣相中的熱分解量增加; 150下fe ( co ) _ 5完全在氣相中分解,產物為2 4 m的微粒形成的鏈狀結構,這種鏈狀結構的破壞有利於復介電常數( 、 )的降低、復磁導率( 、 )的提高。The change of lattice constants and the cell volume expansion are calculated, which make an important contribution to the increase of the magnetocrystalline anisotropy
計算了引起材料磁晶各向異性大大增加的點陣常數的變化和體積膨脹量。The paper proceeds from the transient equation for voltage and torque, analyze the electromechanic time constant of permanent - magnet dc servomotors based on the theory, and compare with the several testing methods which are used normal in the engineering, point out the difference and applying area also for the testing error which is led to possibly
摘要為了準確評價伺服電動機的動態性能指標,從電機的電壓、轉矩平衡方程式出發,在理論上對永磁直流伺服電動機的時間常數進行了分析探討,並對工程實際中常用的幾種測試方法進行分析和比較,指出其差別和適用范圍以及可能造成的測試誤差。The loss will be decreased by using single - mode fiber or poledzation holding fiber in recent work we measured the verdet constant of the samples and tested the chederistic of magnetic - optical glass bare fibel then, we analyzc the resource of ermrs, which are coupling effect, stability of the light source, polarizers, defects of the magnetic - optical glass flber and coupling effects between different modes
採用單模光纖或偏振保持光纖將降低損耗。論文測試了樣品的費爾德常數,研究了磁光玻璃裸光纖的偏振特性。分析了誤差的主要來源:耦合效果、光源的穩定性、偏振片對光路的影響、裸光纖自身缺點和模式耦合的影響。Based on it the electromagnetic response under different depths of the 3 dimensional geologic body with different resistivities, magnetic conductivities and dielectric constants is simulated
據此,可模擬計算任意具有不同電阻率、磁導率和介電常數的三維地質體在不同深度條件下的電磁響應。And the sm ( cocufezr ) z thin films with lower magnetocrystalline anisotropy constant of cell boundary phase will have a higher coercivity
而較低的胞壁相磁晶各向異性常數k1 ,則有助於獲得高的釘扎場。Monodispersed particles may be synthesized by thermal decomposing iron pentacarbonyl in liquid phase containing lauryl - phosphate mono - ester as the surfactant. with increasing dosage of the surfactant, the grain size of the particles decreases, as a result, the permittivity decreases and the permeability increases. the minimal permittivity and the maximal permeability occur at the diameter of about 39 nm
以十二烷基磷酸酯為表面活性劑在液相中熱分解五羰基鐵制備了單分散的- fe納米粒子,發現隨表面活性劑用量增迦納米粒子粒徑減小,粒子介電常數下降,磁導率上升;粒子介電常數和磁導率在粒徑為39nm左右分別出現最小值和最大值。Based on the micromagnetic model of the sm ( cocufezr ) z thin films presented in this thesis, the pining field has been computed with different physical parameters of the cell boundary phase
本文首先建立了sm ( co , cu , fe , zr ) z薄膜疇壁釘扎的二維微磁學模型,研究了胞壁相的厚度和磁晶各向異性常數對疇壁釘扎的影響。Magnetic hyperfine costant
超精細磁常數The linear permanent magnet synchronous motor ( lpmsm ) has avoided the effects of the mechanical transmission chains from rotary motions to linear ones, and has strong electromagnetism thrust, lower cost, small electrical time constant and rapid response etc., which becomes one of the best executive machines in the high - precision and micro - feed servo system
由於永磁直線同步電動機消除了旋轉電機由旋轉運動到直線運動的機械傳動鏈的影響,且具有電磁推力強度高、損耗低、電氣時間常數小、響應快等特點,使其在高精度、微進給伺服系統中成為執行機構的最佳選擇之一。The conclusions from this research include : ( 1 ) the real part mainly effects the delay time between two peaks of gpr signal, the larger the real part, the longer the delay time. ( 2 ) the imaginary part mainly affects the peak amplitude of gpr waveform except that from pavement surface, the higher the imaginary part, the lower the peak amplitude. ( 3 ) the neglect of imaginary part of dielectric will increase the analyzing error obviously when it is higher
分析了路面結構層材料介電常數實部和虛部對雷達電磁波反射信號的影響,並得出以下結論: ( 1 )介電常數的實部主要影響雷達反射波的時延,實部越大,時延越長; ( 2 )虛部主要影響除路表反射波幅之外的其它結構層界面的反射波波幅,虛部越大,反射波幅越小; ( 3 )當介質介電常數虛部較大時,忽略虛部將給分析結果帶來明顯的誤差; 3分享友人