“film grading system”的概念、定义、翻译、参考文献-科学参考

单词	film grading system
释义	film grading system Encyclopedia 法学性社会学释 film grading system电影分级制权威部门根据一定原则对电影划分的级别。
随便看	emission microscope emission nebula emission nebulosity emission of black hole emission operator emission performance standard for stationary source emission point emission probability emission process emission sources emission spectrographic analysis emission-spectroscopical emission spectroscopy emission spectrum emission standard for industrial enterprises noise at boundary emission standard for ocmmunity noise emission standard of air pollutants for fossil-fired power plant emission standard of environment noise for boundary of construction site emission standards and measurement methods of railway noise on the boundary alongside railway line emission standards for stationary sources emission trading scheme emission trading system emission value emission variable emissive

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。