1.
Influence of Geomagnetic Field Variations on SNMR Signal in China
中国境内地磁场变化对SNMR信号的影响
2.
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。
3.
The geomagnetic field varies continuously.
地磁场不断地发生变化。
4.
Similarly, magnetic fields are generated by electric currents and by time-varying electric fields.
相仿地，磁场由电流和随时间变化的电场产生。
5.
The Earth's magnetic field is constantly changing, and the way, which it changes, also changes.
地球磁场总是在不停地变化，并且其变化的方式也在变化。
6.
ANOMALOUS VARIATION OF REGIONAL GEOMAGNETIC FIELD BEFORE THE BOHAI SEA EARTHQUAKE (7.4M_S)
渤海7.4级地震前区域地磁场的异常变化
7.
ANALYSIS OF SECULAR VARIATIONS OF NON-DIPOLE GEOMAGNETIC FIELD IN EAST ASIA
东亚地区地磁非偶极场长期变化的分析
8.
Research on Temporal and Spatial Distribution of Daily Geomagnetic Variation in China;
中国地区地磁场日变化时空分布特征初步研究
9.
In strong fields the magnetization usually changes by rotation of the direction of magnetization.
在强磁场中，磁化往往由于磁化方向转向而改变。
10.
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
11.
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
12.
Because of the complexity of the Earth's magnetic field and the constant changes it is impossible to predict what the field will be like anytime in the distant future.
因为地球磁场和持续变化的复杂性，要预测磁场在遥远的未来将是什么样子的是不可能的。
13.
Using data from many magnetic observatories, geophysicists can make mathematical representations of the field and how it is changing.
利用许多地磁观测站的资料，地球物理学家对磁场及其变化方式进行数学描述。
14.
This is explained by referring to a well-known phenomenon, the changes in the Earth's magnetic field.
它借助于人所共知的地球磁场变化现象进行解释。
15.
Our research may also eventually learn more about the causes of changes and reversals of Earth's magnetic field.
我们的研究也会最终了解更多的有关地球磁场变化和倒转的知识。
16.
FEM using adaptive topography and quadratic element in 2D MT forward modeling
自适应地形电磁场双二次变化MT二维有限元数值模拟
17.
Prediction of the geomagnetic variation field based on chaos theory and LS-SVM
基于混沌理论和LS-SVM的地球变化磁场时间序列预测
18.
"magnetic field : Region around a magnet, electric current, or changing electric field in which magnetic forces are observable."
磁场 :磁体、电流或变化电场周围可以观测到磁力的区域