Influence of geomagnetic field on the formation of stress induced magnetic abnormalities;
地磁场在应力致磁畸变产生过程中的影响
Application of geomagnetic field in navigation and localization system;
地磁场在导航定位系统中的应用
The influence of geomagnetic field on kinescope and how to reduce it;
地磁场对彩色显像管的影响及减小方法
This paper introduces the structure and operating principle of the thinfilm magnetoresistive sensor, and gives out the hardware design method of using the sensor in a certain instrument for weak magnetic fields measurement The instrument is based on Philips′ KMZ51 It can measure the earth magnetic field and other weak fields which don′t vary or vary slowl
该测量仪选用 Philips公司的磁阻传感器 KMZ5 1进行设计 ,不仅能够测量地磁场 ,而且能够实时测量其他恒定或缓慢变化的微弱磁
According to bridge principle, an anti earth magnetic field circuit is designed.
利用电桥原理 ,设计了抗地磁场电路 ,能有效地克服地磁场使电视图像引起的倾
The magnetic field that they produce greatly disturbs the geomagnetism because it is close to the measuring house.
本文就宿迁台地磁场的观测情况、根据IAGA推荐的理论公式计算理论上的干扰、实际产生的干扰效果等方面给出简单陈述,并就其中的因果关系做出简单的分析和推理,以求对这次干扰做一合理的解释。
The past, present and future developments of geomagnetism and biomagnetism are briefly reviewed.
对地磁场研究历史及其发展趋势作了简要的论述,提出地磁场强度是认识地球深部动力学过程的有效途径之一。
In geomagnetism there are no monopole, two fields with internal and external sources, respectively.
地磁场的高斯分析(球谐分析)的结果表明,地磁场没有单极子,而引力场有,地磁场有内外源场之分,而地球引力场只有内源场,地磁场的球谐级数收敛快,地磁场高斯级数所用的蒂合勒让德函数是Schmidt半标准化的,而地球引力场中用的是全标准化的,地磁场的高斯系数随时间变化快,每5年产生一个IGRF(国际地磁参考场),而引力场的变化是与地质变化有关,相对于地磁场来说,是缓慢的。
According to the basic principle of measuring revolution for a spin stabilized projectile, a magnetic electric revolution sensor based on the property of terrestrial magnetic field is put forward.
根据弹丸转数测量的基本原理 ,提出了一种基于地磁场特性的磁电式转数传感器 ,建立了基本模型 ,并对设计理论和有关问题进行了分
Finally,the method of using optical pumping magnetic resonance and optical pumping signal to measure terrestrial magnetic field is discussed.
对光磁共振实验的主要内容进行了系统的评述,包括实验中水平方向的磁场、光抽运信号的变化、光泵磁共振信号观察时光抽运信号混杂出现和谐波共振的情况、gF因数的测量方法,以及用光磁共振和光抽运信号测地磁场的方法。
Random of the reverse in terrestrial magnetic field is studied theoretically by using of Rikitake model.
采用Rikitake模型对地磁场逆转的随机性进行理论研究 。
The geomagnetic field varies continuously.
地磁场不断地发生变化。
Magnetization and Demagnetization of Ferromagnetic Materials Staying in Static State in Geomagnetic Field
铁磁性物质在地磁场中的静置磁化和退磁
Analysis of Effect of Earth's Magneitc Field in Micromagnetic Testing
地磁场在缺陷微磁检测中的作用分析
Geomagnetic Field Measurements with Spin-valve Giant Magnetoresistance Sensor
用自旋阀巨磁电阻传感器测量地磁场
The Influence of Geomagnetic Direction on the Magnetic Distortion Caused by Stress Concentration
地磁场方向对应力集中引起的磁场畸变的影响
coast and geodetic magnetic observatory
海岸与大地磁场观测站海岸与地磁观测台
Study on Modeling of High Accuracy Regional Geomagnetic Field Used for the Geomagnetic Navigation
适于地磁导航的高精度区域地磁场建模研究
The first is the creation of new magnetic fields from the ambient geomagnetic field.
第一个过程是在周围地磁场的基础上产生新磁
The study on variation regularity of geomagnetic field is fundamental to pick up seismic and geomagnetic precursors.
对地磁场变化规律性的研究是提取地震地磁前兆的基础。
Impact of Relative Spatial Location between Crack-like Defect and MF on MLF Detection
表面类裂纹缺陷与地磁场相对空间位置对漏磁场检测的影响
Warship magnetic field is a strong magnetic environment and the intensity is about hundreds or thousands times stronger than that of the geomagnetism (usually about 0.05ml) .
舰艇上强磁场设备所产生的强磁场环境，强度可高于地磁场(0.05mT)数百至数千倍。
The purpose of reoccupations is to keep track of diurnal variations in the earth's field.
重测的目的在于记录地磁场的日变。
Effeet of Colour Purity to Earth Magnet and Setting of Analog Magnetic Field;
地磁对色纯的影响和模拟磁场的设置
Uranus does have a magnetic field even stronger than Earth's.
天王星确实有磁场，甚至比地球的磁场还大。
This is because the earth is a huge magnetic field while human body is a small one, and the large one influences the small one at all times.
这是因为地球是一个大磁场，人体也是一个小磁场，大磁场无时不对人体小磁场产生作用。
Throughout geological history, Earth's magnetic field has reversed a number of times.
地球的磁场在地质史中曾几度逆转。
Structure Design and Magnetic Field Analysis of Large-scale Maglev Globe
大型磁悬浮地球仪结构设计及磁场分析
rotating-field electromagnetic pump
旋转(磁)场电磁泵