“national environmental standards”的概念、定义、翻译、参考文献-科学参考

单词	national environmental standards
释义	national environmental standards Encyclopedia 工学国家环境标准释 national environmental standards国家环境标准由国家环境保护行政主管部门与质量技术监督部门单独或者联合组织制定的环境保护领域相关法规性技术准则。
随便看	positivism positivism methodology of psychology positivism policy analysis positivist history positivistic sociology positivist jurisprudence positivity positivity axiom positivity domain positivity property positizable operator positroid boundaries positroid stratification positron positron-annihilation apparatus positron annihilation spectroscopy positron annihilation spectroscopy (PAS) positron annihilation technique positron-annihilation technique positron-electron annihilation positron emission positron emission mammography positron emission tomography positron-emission tomography positron emission tomography-computed tomography

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。