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

单词	environmental noise standard
释义	environmental noise standard Encyclopedia 工学环境噪声标准释 environmental noise standard环境噪声标准为防治城市或特定区域的声污染，保护和改善生活条件的质量，保障公众健康，对声污染源排放控制、污染过程监测等环境保护工作中需要统一的法规性技术要求，依据法定程序制定的各类标准、规范的统称。
随便看	complete ring complete ring of fractions complete ring of quotients complete scheme complete semigroup complete semi-lattice complete sequence complete series complete set complete set equipment of bamboo weaving mat complete set of cases complete set of commuting observables complete set of commuting operators complete set of dynamical variables complete set of eigenstate complete set of eigenstates complete set of functionals complete set of functions complete sets of ultrasonic automatic test equipment complete shell complete shell, filled shell complete simplex method complete solution complete space complete square

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