“河网密度”的概念、定义、翻译、参考文献-科学参考

单词	河网密度
释义	河网密度 Encyclopedia 工学〔主要名词〕释 river density河网密度流域单位面积内河道（包括干流和支流）的总长度。又称河系密度。表达了流域水系排水的有效性。理学水系释 drainage density河网密度单位流域面积内干支流的总长。
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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。