请输入您要查询的字词:
单词
food chain of aquatic ecosystem
释义
food chain of aquatic ecosystem
Encyclopedia
农学
食物链
释
food chain of aquatic ecosystem
水生生态系统食物链
在水生生态系统中,从植物、细菌和有机物开始,物质和能量通过摄食与被摄食在各营养级的水生生物间依次传递所形成的链状营养关系。当能量在食物链传递时,每经过一个营养级就有一部分能量会损失掉。因此,食物链不可能无限加长,水生生态系统食物链的营养级通常只有4~5级。
随便看
Social Value of the Arts
social variable
social variation
social variety
social view of Chinese landscape architecture
Social War
social water cycle
Social Welfare
Social Welfare Enterprise
social welfare facilities
social welfare for the disabled
social welfare law
Social Welfare Management Engineering
social welfare policy
Social Welfare Service
social welfare service delivery
social welfare service voucher
social welfare socialization theory
social welfare statistics
social well-being
Social Work
social work
social work effectiveness evaluation
social worker
social worker roles
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:2026/2/11 2:17:36