“营养物基准”的概念、定义、翻译、参考文献-科学参考

单词	营养物基准
释义	营养物基准 Encyclopedia 工学大气污染物环境基准释 nutrient criteria营养物基准水体中产生的生态效应不危及其功能或用途的营养物浓度或水平。可以反映受到人类开发活动影响程度最小的地表水体营养状态。主要指地表水体中浮游藻类生物不产生过量生长现象（水华现象），不致危害该水生态系统结构或功能的水体中营养物质的安全阈值。
随便看	slope design slope efficiency slope environment slope erosion slope erosion processes slope excavation slope farmland treatment project slope field slope filter slope function slope greening slope-intercept form slope landform slope-length factor slope line slope management for erosion control slope measuring slope monitoring slope of a curve slope of a straight line slope of cultivated land slope of cutting slope of isochron slope of repose slope protection for pipeline

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。