“background-noise level”的概念、定义、翻译、参考文献-科学参考

单词	background-noise level
释义	background-noise level 背景噪声电平
随便看	hand off hand of spiral hand oiler hand oiler body hand oiler cap hand oiler spring hand oiler valve hand oiling hand oil lamp glasses hand oil pump hand-on background hand operate hand-operated hand-operated air pump hand-operated auger hand-operated barrow mounted sprayer hand-operated bending roll hand-operated brake valve hand-operated chopper hand-operated direction valve hand-operated distribution panel hand-operated door hand operated dual horn hand operated duster hand-operated duster

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