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ELF


extremely low frequency (radio wave)

極端低周波(電波).
extremely low frequency (radio wave); 0.3 to 3 Hz; ref. studied by EPRI(Electric Power Research Insttute); ref. the Navy's 90-kilometer-long ELF antenna; (US);
[MIL:E:C].




丸善
「略語大辞典」
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