“occupational health “three at a time””的概念、定义、翻译、参考文献-科学参考

单词	occupational health “three at a time”
释义	occupational health “three at a time” Encyclopedia 工学职业卫生“三同时”释 occupational health “three at a time”职业卫生“三同时” 在总结中国环境管理实践经验基础上，被中国法律所确认的一项重要的环境保护法律制度。
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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。