1) geomagnetic field disturbance
地磁场扰动
2) perturbed magnetic field
扰动磁场
1.
In order to obtain the perturbed magnetic fields caused by mechanical stress, the governing equations and boundary conditions for the problems were derived based on the linearized magnetoelastic theory.
为计算机械应力引起的扰动磁场,从磁弹性问题的线性理论出发,导出了结构变形引起的扰动磁场的定解方程和边界条件。
2.
Based on the linearized magnetoelastic theory,analytical solution of the perturbed magnetic field in an infinite plate by a circular hole under extension and an external magnetic field was obtained in this paper.
利用磁弹性耦合问题的线性化理论,采用分离变量方法对带圆孔的无限大板在受拉应力和横向磁场共同作用下的变形扰动磁场进行了求解,得到了变形引致的扰动磁场的解析解,并对其强度量级和分布情况进行了讨论。
3.
Based on linearized magnetoelastic theory, the perturbed magnetic fields induced by mechanical stress and deformation in steel or other ferromagnetic structures working in the environment of the Earth magnetic field,are investigated theoretic.
基于磁弹性相互作用的线性化理论,针对地磁环境特点,忽略磁场对结构位移的影响而仅考虑位移对磁场的耦合作用,通过将位移梯度引入变形后界面外法线矢量方法,给出了变形引起的扰动磁场计算的定解场方程和界面衔接条件,并计算了符拉芒问题的变形扰动磁场。
3) geomagnetic disturbance
地磁扰动
1.
The correlativity of three component of geomagnetic disturbance measured by 3-axes magnetometer is investigated.
分析了地磁场在发生扰动时三轴磁强计记录的变化磁场三分量的相关性,并根据这种相关性提出了利用小波分解的方法消除磁测量中地磁扰动信号的方法。
2.
Some significant conclusions can be got from the correlation analysisbetween industrial accidents and geomagnetic disturbance.
地磁扰动与工伤事故之间的相关分析给出，工伤事故的平均发生率与磁情指数Ａｐ成正相关，当磁情指数大于３０时，相关系数达０。
3.
We have developed a thermospheric dynamic model (TDM) to study theresponse of the thermospheric density, temperature and wind induced by solar activityand geomagnetic disturbance.
借鉴国外的先进模式,吸取其成功经验,我们建立了一个热层大气动力学模式(Thermospheric Dynamic Model,简称TDM模式),研究太阳活动和地磁扰动对高层大气密度、温度和风场的影响。
4) Geomagnetic disturbances
地磁扰动
1.
New membership functions and new correctional item of onset time of geomagnetic disturbances are .
对1997—2003年期间引起地磁扰动的72个加速日冕物质抛射(CME)事件和69个减速CME事件进行了特性分析,并针对经行星际闪烁(IPS)认证的32个加速CME引起的地磁扰动事件和32个减速CME引起的地磁扰动事件分类建立了新的从属函数μT和新的磁扰开始时间修正项,经验证预报效果得到显著提高。
2.
The correlation between the geomagnetic disturbances caused by solar flares and the manifold factors is studied using the multi-factor successive regression analysis method.
利用多元逐步回归方法分析了太阳耀斑的日面经纬度、面积,持续时间、地球的日面纬度、地磁轴与日地连线的夹角和地磁扰动的关系。
5) geomagnetic field interference
地磁场干扰
补充资料：地磁
1.地球所具有的磁性现象，在不同的地区和时间都有变化。罗盘指南和磁力探矿都是地磁的利用。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条