1)  VLF
甚低频
1.
Numerical Calculation of VLF Umbrella Transmit Antenna;
甚低频伞形发射天线数值计算
2.
Performance Analysis of Power Devices Used for VLF Solid-state Amplifier;
甚低频固态发射机功率器件分析
3.
Discussion of Shield Issue under VLF Strong Electromagnetic Environment;
甚低频强电磁环境下屏蔽问题的探讨
2)  VLF
VLF
1.
A case study in finding concealed ores by using geophysical exploration methods in combination of VLF-EM,EH4 and CSAMT;
用VLF、EH4和CSAMT方法寻找隐伏矿——以赤峰柴胡栏子金矿床为例
2.
Observation and analysis of phase cycle slipping of VLF signals;
VLF相位周期滑移现象的观测与分析
3.
The propagation characteristic of the VLF in the earth-ionosphere waveguide is analyzed by applying the FDTD method.
使用时域电磁场数值计算方法计算白天全海水传播路径电波传播的衰减,分析复杂边界条件中VLF电波传播损耗,并对波导边界变化对VLF传播特性的影响作了讨论。
3)  VLF-EM
甚低频电磁法
1.
APPLICATION OF VLF-EM IN FORECASTING OF ORE EXPLORATION;
甚低频电磁法在矿体勘查中的应用
2.
In order to forecast the location of the buried ore-bodies in grasslands,the authors use the geophysical exploration methods of VLF-EM and EH4 conductivity image system.
草原区一般第四纪覆盖严重,为在草原浅层覆盖区有效地寻找、定位隐伏矿体,利用甚低频电磁法和EH4电磁成像系统开展了地球物理勘查工作。
3.
The very low frequency electromagnetic method(VLF-EM) has such advantages as portable instrument,simple method,economical and high efficiency.
甚低频电磁法(VLF-EM),具有仪器轻便、方法简单、经济高效等优点。
4)  VLF-EM
甚低频电磁法（VLF-EM）
5)  VLF communication
甚低频通信
6)  VLF/LF
甚低频/低频
1.
Simulation Study on Atmospheric Noise in VLF/LF Communication;
甚低频/低频通信中大气噪声仿真研究
参考词条
补充资料：夜甚
夜甚 夜甚 　　指病情多在夜间加重。夜间正气蛰伏，邪气独盛于体内，故病情加重。《灵枢·顺气一日四时》：“夫百病者，多以旦慧昼安，夕加夜甚。”“夜半人气入脏，邪气独居于身，故甚也。”
说明：补充资料仅用于学习参考，请勿用于其它任何用途。