“义务植树”的概念、定义、翻译、参考文献-科学参考

单词	义务植树
释义	义务植树 Encyclopedia 工学公众参与释 Tree-plangting as an Obligatory Duty义务植树为造林绿化组织特定公民开展的植树种绿义务行为的一项运动。
随便看	variational calculus in the large variational characteristic variational class variational condition variational data assimilation variational derivative variational design variational difference variational difference method variational difference scheme variational direct method variational equation variational fiber of cashmere variational formula variational geometry variational grid variational Hodge conjecture variational inequality variational inequality of evolution variational inequality problem variational inequation variational inequation of evolution variational inference variational method variational method in quantum mechanics

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。