How to regulate "non-point source" pollution, such as pesticides from agricultural run-off, is a continuing, and harder, debate.
象农业使用中飘散的杀虫剂这类“非点源”污染又如何控制？这更是个长久和难缠的辩论题。
We will prohibit the relocation of urban polluting enterprises and dispersal of urban polluting materials in the countryside, and control non-point source pollution in rural areas.
禁止污染企业和城市污染物向农村扩散，控制农村面源污染。
Soil erosion and non point source pollution are two serious environmental issues.
土壤侵蚀与非点源污染是两大重要的环境问题。
Many studies show that wetlands can control the non-point source pollution effectively.
国内外许多研究表明，自然湿地能有效地控制非点源污染。
So the agricultural non-point source pollution has been considered as the main pollution source of eutrophication.
因此农业面源污染已被视为水体富营养化的主要污染源。
Using the real point source coaxial technology.
采用真正的点声源同轴技术。
But the main contributor of BOD was point source pollution.
而BOD的主要贡献者则是点源污染。
And agricultural non-point source pollution is the top priority.
而农业面源污染又是重中之重。
At last, the computational methods are given to identify the point source.
最后，给出了识别点污染源的计算方法。
Based on a point source model, new spectroscopic orbital elements are determined.
依据点源模型获得了一组新的分光轨道解。
The field of a harmonic point source in layered media has certain angular distribution.
分层介质中简谐点源的声场具有确定的角度分布。
Calculating the environmental damage cost of a single point source is the core of this paper.
单个点源污染的环境损害成本估算是本文的核心。
Remember earlier when I said that high brightness LED point source lighting has become affordable?
还记得我前面提到，高亮度led点光源照明已经可以负担得起了吗？
SWAT model was used to evaluate agricultural non - point source pollution of Daning River watershed.
以大宁河流域为研究区域，应用SWAT模型进行了流域农业非点源污染负荷的模拟计算。
With the effective control of source pollution, non-point source pollution becomes more outstanding.
随着点源污染控制加强，非点源问题更加突出。
Of or relating to light emitted from a point source and reflected or refracted from a curved surface.
由一个点光源发出并从曲面反射或折射的光的或关于这种光的。
The treatment of point source and infinite boundary in solving the integral equation by BEM are developed.
研究了用边界单元法解积分方程中点源和无穷边界的处理方法。
Water pollution caused by agricultural non-point source was a universal environmental problem in Jiangsu province.
农业非点源污染是江苏省各个地区普遍存在的环境问题。
The result indicated that eutrophication would not be induced in Baiguishan Reservoir without point source pollution.
结果表明，流域内如果没有点源污染，水库不会发生富营养化。
Nutrient export coefficient of land use is an important parameter for constructing model of non-point source pollution.
各种土地利用类型营养盐输出系数是建立非点源污染模型的重要参数。
These research results have laid a foundation for further research of point source infiltration and film hole irrigation.
这些研究成果为进一步研究点源入渗和膜上灌技术奠定了基础。
It may conclude that the drainage control plays a significant role in water saving and non-point source pollution reduction.
因此，控制排水措施具有节约灌溉用水和减少农业非点源污染的重要意义。
The study on watershed distribution of agricultural non - point source pollution is important to improve environmental quality.
农业非点源污染的流域分配研究对于提高环境质量具有重要的现实意义。
As an effective tool to control non-point source pollution, constructed wetlands are increasingly recognized by many countries.
人工湿地作为一种控制水环境非点源污染的有效工具，已被世界上很多国家所认可。
Nitrogen leaching from a sloping land is one of the important causes of soil degradation and agricultural non-point source pollution.
坡地氮素淋溶是导致坡地土壤质量退化和农业非点源污染的重要原因之一。
So it is necessary to analyze and evaluate the cost and benefit of BMPs applied in agricultural non-point source pollution prevention.
因此，对最佳管理措施在控制农业非点源污染中的成本与效益进行经济分析和评价，是十分必要的。
The short arc Xenon lamp is a sort of point source having very high luminous intensity and a continuous spectrum from ultraviolet to IR.
短弧氙灯是一种发光强度高，具有从紫外到红外的连续光谱的点光源。
A facility has been developed that can function as a low-energy electron point source (LEEPS) microscope or a field-emission microscope (FEM).
研制了一台集低能电子点源显微镜和场发射显微镜于一体的设备。
Agricultural non point source pollution is arising more and more attentions as one of the major causes leading to deterioration of water quality.
农业非点源污染作为引起水质恶化的主要原因之一，已越来越受到人们的重视。
Agricultural non point source pollution is arising more and more attentions as one of the major causes leading to deterioration of water quality.
农业非点源污染作为引起水质恶化的主要原因之一，已越来越受到人们的重视。
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