“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。
随便看	Helmert Helmert-Pearson distribution Helmert，F.R. helmet helmet mounted display helmet mounted display, HMD helmet-mounted display system helmet-mounted sight helmet shell helmet straps helmet streamer helm graph Helmholtz helmholtz Helmholtz Association of German Research Centres Helmholtz capacitor model Helmholtz Center for Materials and Energy Helmholtz Centre for Heavy Ion Research Helmholtz Centre for Ocean Research Helmholtz coil Helmholtz coils Helmholtz contraction Helmholtz contraction time Helmholtz crater Helmholtz decomposition

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。