| 词汇 | extremely low frequency |
| 类别 | 英汉双解翻译词典 |
| 释义 | extremely low frequency 释义 极低频:指无线电频谱中最低频率范围内的一种频率。 例句 1·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。 2·This analytic method is also suitable for the bands of extremely low frequency (ELF) and very high frequency (VHF). 这种分析方法也适用于极低频到甚高频波段。 3·The biological effect of extremely low frequency (ELF) electromagnetic field on human body is a question in dispute. 低频电磁场是否对人体或生物存在不良影响,一直是学者们争议的课题。 |
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