地磁活动性(geomagnetic activity)是地磁场的干扰变化的程度。由于地磁场的干扰变化往往是突然发生的,所以探讨地磁活动性的规律,在通信及军事上有很大的意义。
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geomagnetic activity index 地磁指数 ; [地物] 地磁活动指数
geomagnetic activity effect 地磁效应
solar activity and geomagnetic activity 太阳活动和地磁活动
The affirmed causes of it mainly comprise the solar ionizing radiation, the solar wind and geomagnetic activity, the disturbances from neutral atmosphere below, the seismic shock and electrodynamics, and so on.
已经确信它的主要来源有太阳电离辐射、太阳风和地磁活动、近地中性大气扰动、地震活动以及电动力学过程等。
参考来源 - 欧洲上空电离层峰值电子密度逐日变化的相关性研究·2,447,543篇论文数据,部分数据来源于NoteExpress
Geomagnetic activity, the natural variations in Earth's magnetic field, it fluctuates in 11-year cycles.
地磁活动是地球磁场的自然变化,其波动周期为11年。
It was found that the occurrence rate, current intensity and density increase with an increasing level of geomagnetic activity.
统计结果表明,场向电流的发生率、强度和密度都随地磁活动的增加而增大。
Additionally, it's also true that geomagnetic "storms" caused by solar activity can disrupt some radio communications, endanger satellites and even knock out power systems.
此外,由太阳活动引起的“地磁风暴”,确实可以破坏一些无线电通信,危害卫星,甚至瘫痪电力系统。
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