“noise assessment standard”的概念、定义、翻译、参考文献-科学参考

单词	noise assessment standard
释义	noise assessment standard Encyclopedia 工学噪声评价标准释 noise assessment standard噪声评价标准根据国家标准在各种不同的测试环境或测试用途下，对内燃机进行噪声测试及噪声限值指标评价的标准。
随便看	hardening strain hardenite hard environment harderian gland hard error hard excitation hard-facing materials hard-facing materials made by powder metallurgy hard fault hard fescue hard film hard glaze hardground hard gum spots HardHan Cafe Theatre hard head hard hexagon entropy constant hard image hard implicit function theorem hardiness hard information hard ionization hard landing hard language hard Lefschetz theorem

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