请输入您要查询的字词:
单词
freshwater ecosystem
释义
freshwater ecosystem
Encyclopedia
理学
淡水生态系统
释
freshwater ecosystem
淡水生态系统
在一定的淡水水域内,所有水生生物与水域或无机环境相互作用,通过物质循环和能量转化构成的具有一定结构和功能的统一体。如池塘、淡水湖泊都是具体的淡水生态系统。
随便看
steel products
steel ratio coefficient
steel reinforced concrete composite beam
steel reinforced concrete composite column
steel rope for mine
Steel Sabre Inscribed with CharactersSa Lian from Cangshan
Steels Arrowheads of Cast Iron Decarburized in Solid State from Han Dynasty Tomb at Mancheng
steel ship
steel slag
steel sleeve extrusion machine
steel sticking on gun
steel strip
steel structural member
steel structure
steel structure assembling
steel structure installation
steel structure painting
steel structure staggered truss framing structure system
steel support
steel target testing
steel tension bar
steel thread forming machine
steel track beam
steel truss
steel tube
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2024/7/1 13:31:58