“reference volume”的概念、定义、翻译、参考文献-科学参考

单词	reference volume
释义	reference volume [`ref·rǝns ´väl·yǝm] ^ACOUSTICS The audio volume level that gives a reading of 0 VU (volume units) on a standard volume indicator; the sensitivity of the volume indicator is adjusted so reference volume or 0 is read when the instrument is connected across a 600-ohm resistance to which is delivered a power of 1 milliwatt at 1000 hertz.
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