“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。
随便看	pyramidal eminence pyramidal error pyramidal frustum pyramidal inversion pyramidalis pyramidal layer pyramidal neuron pyramidal number pyramidal plane pyramidal surface pyramidal tract pyramid building pyramid of biomass pyramid of energy Pyramid of Khafre Pyramid of Khufu Pyramid of Menkaure pyramid of number Pyramid of Sun Pyramid of the Moon Pyramid Ownership Structure pyramid wavefront sensor pyran pyranium salt pyranocoumarin

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。