“background noise”的概念、定义、翻译、参考文献-科学参考

单词	background noise
释义	background noise [`bak´grau̇nd ´nȯiz] ^ACOUSTICS The unwanted residual sound that is present whether or not the sound source being studied is in operation. ^ENGINEERING The undesired signals that are always present in an electronic or other system, independent of whether or not the desired signal is present.
随便看	hyaluronic acid hyaluronidase Hybinette process Hybodontoidea hybrid hybrid algebraic manipulation language hybrid-arrested translation hybrid balance hybrid beam hybrid circuit hybrid coil hybrid composite hybrid computer hybrid distributed processing system hybrid dysgenesis hybrid electromagnetic wave hybrid enzyme hybrid gene hybrid hardware control hybrid inlet noise reduction hybrid input/output hybrid integrated circuit hybrid interface integral-type flange integral waterproofing

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