extremely low frequency
短语词组
- extremely low frequency emission 超低频放射;翻译;超低频发射
- extremely low frequency transmitting 超低频发射
- extremely low frequency propagation [电子]极低频传播
- extremely low frequency field 工频电场
- Extremely Low Frequency Radiator 极低频电磁辐射器
- extremely low frequency antenna 极长波天线
- ELF extremely low frequency 极低频
- Extremely Low Frequency Electromagnetic Field 研究极低频率电磁场;观察极低频电磁场;极低频率电磁场
- extremely low frequency magnetic fields 极低频磁场 返回 extremely low frequency