Development and Application of Extremely Low Frequency(ELF) Multi-waveform Electromagnetic Field Generator 极低频(ELF)多波形电磁场发生仪的研制与应用研究
Advances in the Effects of Extremely Low Frequency(ELF) Electromagnetic Fields on Human Health 极低频(ELF)电磁场对人体健康效应的流行病学研究进展
Study on Testicle Tissue of Rats in Extremely Low Frequency(ELF) Electromagnetic Fields 极低频(ELF)电磁场对实验大鼠睾丸组织红外谱影响的研究
These are quasi-standing extremely low frequency ( ELF ) waves that naturally exist in the earth ´ s'electromagnetic ´ cavity, the space between the ground and the ionosphere. 这些是天然地存在于地球的“电磁”空腔&地面和电离层之间的空间中的极低频(ELF)(ELF)准驻波。
Localization technique of pipeline detecting based on extremely low frequency electromagnetic wave 基于极低频(ELF)电磁波的管道检测定位技术位置检测器位置传感器