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单词 electromagnetic spectrum
释义
Electromagnetic Spectrum
nnoun.phenomenonthe entire frequency range of electromagnetic waves
Hypernyms:spectrum
Inherited Hypernyms:electromagnetic spectrumspectrumarrayarrangementgroupabstractionentity
Part Meronyms:actinic radiation actinic ray EHF extremely high frequency ELF extremely low frequency gamma radiation gamma ray HF high frequency infrared spectrum light visible light visible radiation line LF low frequency MF medium frequency microwave microwave spectrum radio frequency radio-frequency spectrum radio spectrum SHF superhigh frequency UHF ultrahigh frequency ultraviolet spectrum VHF very high frequency VLF very low frequency color spectrum visible spectrum
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更新时间:2024/11/10 15:04:58