极低频的英文

elf extremely low frequency

extra low frequency

extreme-low frequency

extremely-low frequency

• 极:    I the utmost point ...
• 低频:    low frequency
• 甚低频，极低频:    very low frequency

例句与用法

更多例句：  下一页

1. But the mechanism of the biological effects of elf - emf is still unclear
   然而极低频电磁场生物效应的机制仍不明确。
2. Assessment of extreme low frequency magnetic field from some domestic instruments
   几种常用电器的极低频磁场水平的分析
3. Assessment of exposure to extremely low frequency magnetic field emitted from monitors
   电脑显示器极低频磁场的强度分析
4. Apoptosis of cultured human liver cancer cells induced by extremely low frequency magnetic field
   极低频磁场诱导人肝癌细胞的凋亡
5. Molecular mechanism of inhibition of gap junctional intercellular communication induced by extremely low frequency magnetic fields
   极低频磁场抑制细胞间隙连接通讯的分子机制

百科释义

极低频（Extremely low frequency）是指频率由3Hz至300Hz，波长10,000公里至100,000公里的无线电波。而多数给美军及俄罗斯军方用作和潜艇沟通。