“Three-North Shelterbelt Program”的概念、定义、翻译、参考文献-科学参考

单词	Three-North Shelterbelt Program
释义	Three-North Shelterbelt Program Encyclopedia 农学荒漠化治理释 Three-North Shelterbelt Program“三北”防护林工程在中国西北、华北、东北地区由政府批准实施的一项防护林建设工程。
随便看	matrix equation matrixer matrixExp matrix exponential matrix extension problem matrix factorization matrix factorization method matrix field matrix force method matrix form matrix formulation matrix fraction matrix function matrix game matrix geometric method matrix-geometric method matrix geometry matrix grammar matrix group matrix group over a ring matrix group over rings matrix identity matrix index matrix inequality matrixing

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。