“Watershed improvement”的概念、定义、翻译、参考文献-科学参考

单词	Watershed improvement
释义	Watershed improvement Encyclopedia 工学〔退化河流与流域生态修复〕释 Watershed improvement流域改良流域改良，是指整治与恢复已遭破坏的流域资源与生态环境，重建已经退化的生态系统。采用生物与工程相结合的综合措施，改良退化的土地，提高土地生产力。
随便看	centered affine mapping centered affine space centered affine transformation centered coordinate system centered cubic number centered difference centered Euclid space centered family of sets centered hexagonal number centered homographic transformation centered moment centered pentagonal number centered polygonal number centered process centered quadric curve centered quadric surface centered random variable centered rarefaction wave centered rarefaction waves centered rectangular lattice centered sample centered sequence centered set centered spherical system centered square number

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。