单词盒子

extremely low frequency

E 开头单词

基本解释

  • [通信] 极低频

同根派生

     

英汉例句

    双语例句

  • This falls in the extremely low frequency (ELF) range which includes frequencies up to 300 Hz.
    这种频率属于极低频的频率范围内，通常极低频的频带范围也在300Hz以下。
  • The important frequencies for stimulating tissue repair are all in the biologically important extremely low frequency (ELF) range.
    为促进组织修复的重要频率在生物的重要极低频所有（低频）的范围。
  • 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）准驻波。
    blog.sina.com.cn

    • 权威例句

  • More specifically, researchers have been interested in the link, if any, between the extremely low frequency magnetic fields generated by these lines and childhood leukaemia.
    ECONOMIST: Power lines and cancer
  • The sensors work by detecting extremely low-frequency electrical activity over a distance of 5 microns (one micron being equal to one millionth of a metre).
    FORBES: Can Forensic Scientists Tell How Old A Fingerprint Is?

词组短语

    短语

  • 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

英英字典

    柯林斯英英字典

  • a radio frequency or radio-frequency band below 3 kilohertz (3) ( abbr: ELF)

专业释义

    能源科学技术

  • 极低频

    • 电子、通信与自动控制技术

  • 极低频
  • 至低频

    • 计算机科学技术

  • 极低频率
  • 超低频