• 1. electromagnetic spectrum: 电磁波谱 | 电磁光谱 | 电磁频谱
• 2. The Electromagnetic Spectrum: 电磁波谱
• 3. specific electromagnetic spectrum treatment radiator: 特定电磁波谱治疗器

更多释义

• 1.Marconi was the first to develop and perfect this system, using the recently discovered "airwaves" that make up the electromagnetic spectrum.
  马可尼是第一个开发和完善这一系统的人，他使用了最近发现的构成电磁谱仪的“空气波”。
  dict.yoduao.com
• 2.RADIOS work by using the electromagnetic spectrum to send information.
  无线电通讯通过电磁频谱递信息。
  dict.yoduao.com
• 3.The filters cover various wavelengths over the ultraviolet, blueand red portions of the electromagnetic spectrum.
  三个滤镜覆盖了电磁光谱的紫外、蓝和红部分的波长。
  dict.yoduao.com

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