“Secondary environment”的概念、定义、翻译、参考文献-科学参考

单词	Secondary environment
释义	Secondary environment Encyclopedia 管理学农业环境释 Secondary environment次生环境自然环境中受人类活动干扰和影响较多的地域。又称人为环境。
随便看	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 positron emission tomography/computed tomography positron emission tomography-computed tomography (PET/CT) positron emission tomography-computed tomography，PET/CT positron emission tomography/magnetic resonance imaging

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。