On the basis of the analysis and comparison of some sensors, Eddy Current Sensor is selected, and its equivalent circuit, strength and depth of the eddy current, radial distribution of the current, axile intensity of the magnetic inductorium are all analyzed. The processing circuit of sensors signal is designed. Because of coupling problem of the sensors, differential measurement of sensor is applied.
在分析比较各种传感器特性的基础上，选择了电涡流传感器作为转子位移的检测元件；分析了电涡流传感器的等效电路、涡流强度和深度、涡流的径向分布、线圈轴上的磁感应强度；设计了传感器的信号处理电路；对于传感器始终存在的偏置耦合问题，提出了传感器差动测量的方法。
The paper presents a new method for measuring magnetizing rate of weak magnetic material- differential frequency method.
本文介绍了一种测量弱磁性物质磁化率的新方法──差频法。
In the magnetic dipole field the differential cross section generally has non-vanishing values in both directions, but when the propagating direction of photon flux is parallel to the magnetic dipole vector, the differential cross section is equal to zero.
在电偶极场中，沿光子传播方向及其反方向上的非极化微分截面为零；而在磁偶极场中，在上述方向上通常则具有非零的微分截面，但当光子传播方向平行于磁场偶极距矢量时，该微分截面为零。
An analytical technique by way of partial differential equations is presented in this paper to analysis the magnetic field in air gap of the surface mounted permanent magnet motors.
解析法计算精度高，易于在计算机上实现，为永磁电动机的设计和优化提供了有力的工具。
The torsional viration differential equations with periodic coefficients of rotor shafting of generator that is in the state of magnetic saturation were established.
应用机电分析动力学方法和电机学理论，找到了考虑磁饱和时发电机气隙磁场能，建立了发电机组电磁激发振动的非线性常微分方程组。
The many strengths of the shield include considerable reduction of plasma rf potential, which strongly interferes plasma evaluation, decrease of discharge current of the coil, damping of the differential magnetic field signal, and negligible influence on the plasma power absorption as proved by argon optical spectroscopy.
结果表明，屏蔽板的使用不仅极大地降低了干扰等离子体参量测量的等离子体射频电位，而且也降低了线圈中的放电电流和等离子体中的轴向微分磁场信号强度，但Ar等离子体的发射光谱表明，法拉第屏蔽的采用对等离子体功率吸收的影响不大。
Reduce the computing complexity of magnetic field integral equation with differential quotient, which makes the computing which combined field integral equation more efficiently.
在AIM算法的实现技术方面作了两个改进：一是采用了新的多极子展开方案，保证了迭代的数值稳定性；二是在差商逼近偏导数的过程中全部采用二阶形式，保证了差商逼近偏导数的精度。
Objective To analyze brain tuberculoma on magnetic resonance imaging findings retrospectively and develop the level of diagnosis and differential diagnosis to brain tuberculoma.
目的 分析脑内结核瘤的MRI表现，进步提高对本病的诊断和鉴别诊断水平方法回顾性分析9例脑内结核瘤的MRI表现，其中7例经手术病理证实，2例临床证实。
The terpolyesters werecharacterized using nuclear magnetic resonance, gas chromatography, gel-permeation chromatography, differential scanning calorimetry, thermogravimetric analysis and stress-strain measurements. The introduction of 4HB and3HHx monomers into PHB enhanced the thermal stability, changed its crystallinity andflexibility compared with homopolyester PHB and their two monomer containing copolyesters.
三聚物P(3HB-co-4HB-co-3HHx)的表征通过400MHz核磁共振波谱仪，气象色谱仪，凝胶渗透色谱仪，示差扫描量热仪，热重分析仪，万能机械测试仪。4HB和3HHx掺入到3HB中增强了热稳定性，改变其结晶性和柔韧性与PHB和它的共聚物相比。
It will affect the performance of relevant protection equipment. Nonlinear differential equations of a current transformer circuit are derived with a nth-curve fitting nonlinear magnetic curve when the current transformer iron core is saturated.
如大型发电机变压器组的机端励磁回路、一些超高压变电站的10 kV～66 kV低压侧［1］以及低压配电母线上有很多条出线时的馈出线回路等，后一种情况在工矿企业变电所中尤其常见。
Objective To evaluate the diagnosis and differential diagnosis in patients with Guillain-Barre syndrome using magnetic resonance neurography.
目的 探讨磁共振神经成像对格林－巴利综合征全的诊断和鉴别诊断价值。
If ordinary differential control mode is adopted, the electricity in the 1, 3 magnetic loop is shown in equation (9), i0 is offset electricity, Δi is control regulated quantity.
如果平常的差别控制模态是采用，在 1，3 有磁性的环的电力在相等(9)中被显示，i 0 是抵销电力，Δ i 是被管理量的控制。
The selection principles of common-mode and differential-mode anti-jamming inductance filter material is pointed out at the field of magnetic materials in this paper.
从磁性材料的角度指出了共模与差模抗干扰滤波器中电感材料的选择原则。
The functions of the differential current sensor with magnetic modulation are analyzed when applied to the high voltage cabinet of A type metro vehicle.
分析了磁调制式差动电流传感器在A型地铁车辆高压柜电路中的功能，阐述了高导磁环形镍铁合金铁心线圈构成的差动电流传感器的电路原理，并简要介绍了该差动电流传感器的外形结构和材料特点，列出了传感器的主要技术参数，运用证明该差动电流传感器工作性能可靠、稳定。
A model on the Rayleigh-Benard problem of a non-ideal MHD flow in a sheared magnetic field is proposed and studied. A new set of nonlinear differential equations for the model bas been derived.
本文提出并研究了在剪切磁场中非理想MHD流的Rayleigh-Bnard问题的一个模型，得到了关于这个模型的一个新的非线性微分方程组。
The residual magnetic flux intensity makes the starting work point of current transformer change on B-H curve, and hence the magnetic saturation state is aggravated in shorter time, which is the main reason to cause the misoperation accident of differential protection.
铁心剩磁的存在使电流互感器在B-H曲线上的起始工作点发生变化，加重了饱和程度和缩短进入饱和时间，这是差动保护误动的重要原因。
Biological effects of 0.23~0.61T static magnetic fields on vitro catalase from bovine liver with two different conformation were studied in this paper by way of activity assay, analyses of ultraviolet differential spectra, multiple dimension fluorescence spectra, and differential scanning calorimetric analyses.
通过活力测定，紫外差光谱、多维荧光光谱及差示扫描量热分析，研究了0.23～0.61T稳恒磁场对两种不同构象状态的离体牛肝过氧化氢酶的生物学效应。
A new magnetic field measurement based on the Faraday effect and the measurement of differential group delay (DGD) in fiber grating was proposed.
提出了一种利用光纤光栅中法拉第效应和测量差分群时延（DGD）的直接测量磁感应强度的新方法，给出了理论分析和实验结果。
Objective To analyze the clinical manifestations and ()~1H-magnetic resonace spectroscopy (~ 1H-MRS) examinations of Alzheimer's disease and dementia with Lewy Body, and further provide evidence for early diagnosis, differential diagnosis and treatment.
目的对轻、中度阿尔茨海默病和路易体痴呆患者进行临床表现和1H-MRS研究，以期对疾病的早期诊断、鉴别诊断和治疗有所帮助。
This paper derives Maxwell's equations in differential form for the existence of magnetic monopoles from Coulomb's law of static interaction between point magnetic charges and Ampere's law for a line integral of around a closed path, The author describes an electromagnetic picture.
本文从真空中磁的库仑定律和电的安培环路定律推导出磁单极存在下麦克斯韦方程组的微分形式，描绘出磁单极存在下的电磁图象。