- 不定源污染
- 非点源污染
- non: adv. 〔拉丁语〕非，不是 (＝not)。 non a ...
- point: n. 1.尖头，尖端；尖头器具；〔美国〕笔尖；接种针，雕 ...
- non-point source pollution: 不定源污染
- non－point pollution source: 非点污染源（面污染源）
- point pollution: 点污染
下载手机词典可随时随地查词查翻译
non-point pollution中文什么意思
- 不定源污染
- 非点源污染
下载手机词典可随时随地查词查翻译
例句与用法
- 更多例句： 上一页 下一页
- Non - point pollution source model is the important means of simulating non - point pollution , and soil erosion model is the foundation of non - point pollution model , and the affecting factors of soil erosion is the foundation of soil erosion model
摘要非点源污染模型是进行非点源污染模拟研究的重要手段，而土壤侵蚀模型是非点源污染模型的基础，土壤侵蚀因子的研究是土壤侵蚀模型的重要基础。 - For pollution prevention and remediation , countermeasures are proposed as follows , pollution source control , clean production , construction of more sewage treatment plants and related pipe structures , ecological agriculture enhancement and non - point pollution control , protection region construction in turbid areas
因此，对流域污染提出防治措施：从源头控制污染，推行清洁生产；增建污水处理厂及配套管网；发展生态农业、加快治理面源污染；建设湿地保护区等。 - The objective of this research is to test the rcc from ] st to 6th order streams of changjiang river watershed in southern mountain area of anhui province , to explore the function and structure of macroinvertebrate community succession rule of the river . the changjiang river water quality asse ssment is carry on by comparison of the community characters of the point - pollution or non - point pollution sites to the hypothesized rcc , the macroinvertebrate community structure indices and bi index were used in the assessment
本文对阊江河底栖动物群落结构和功能进行了系统研究，运用河流连续性理论对该河一至六级支流各取食功能团比例的演替规律及毛翅目成虫的群落结构进行了比较分析，并通过计算底栖动物群落结构指数和bi指数，对该河进行了水质评价。 - Though non - point pollution in crop production is very serious in china , it hasn ' t been attached much importance and resolved well . the effects of non - point pollution on the sustainable development of agriculture and the formative causes of non - point pollution are reviewed in this paper . to promote the environmental protection of waters and the sustainable development of agriculfure , the non - point pollution control in agriculture is discussed from the aspects of cunceptions , policies and technologies
就农业面源污染对农业可持续发展的影响,以及造成面源污染的原因进行了分析,从观念上、政策上、技术上对农业面源污染控制做了一些探讨,以促进农村水环境保护和农业的可持续发展。 - Accordingly , the change trend of each functional feeding groups from 1st to 6th order streams is congruent with rcc , but the degree of the gradient changes of shredder , collector and scraper groups are much smaller than those predicted by the theory because of the influence of non - point pollution
一至六级支流取食功能团变化趋势符合河流连续性理论，但撕食者、集食者及刮食者的梯度变化没有理论上的梯度变化明显，这是由于阊江河存在一定程度的非点源污染导致的。