自净能力

养殖水体浮游植物和微生物的代谢偶联，是反映水体自净能力，保持水体稳定的基础。

Metabolism coupling of phytoplankton and microorganism is the basis of indicating culture water 's self purification ability and keeping it stable .

除排污口外，污染物含量一般低于一类海水标准，表明了水体具有较强的自净能力，环境容量较大；

Beside outlet of sewage water , the content of pollutants in seawater is generally lower than the first type seawater standard , which indicates larger self purification competence and environmental potential in coastal water .

COD在包气带地层中自净能力的试验研究

Experimental study of the self-purification capacity of COD in the aeration zone layers

结果表明，重金属喷施入水后，鱼塘水体对Cu、Pb均具有明显的自净能力；

The results showed that the fishpond water absorbed Pb and Cu after the heavy metals were sprayed into the water ;

污染物输运是探讨海洋自净能力、进行海域环境评价的重要课题，本文旨在研究风暴作用下渤海内污染物（COD）的输运。

The issue of the transportation of pollutant COD is important when discussing the self-purification capability and the environmental evaluation .

并以COD为指标对湄洲湾海域迁移扩散自净能力进行了综合评价，得到了排放口容许COD排放量及实际生产排放污水对环境影响程度的评价，以及海湾再能接纳排污总量的能力。

Furthermore , a comprehensive assessment of the self-cleaning ability of sewage transference and diffusion in Meizhou bay enabled the establishment of permissible amout of COD .

众所周知，BOD3是测定废水中有机物总体含量及其耗氧生化自净能力的重要指标。

BOD5 is an important index of total amount and oxygen consumed self - purifying ability of organic matter in waste water .

在无机氮组成中，NO3-N高达91.25%，而NO2-N仅占1.05%，这表明调查水域有较强的自净能力。

Among inorganic nitrogens , NO_3-N was as high as 91.25 % , while NO_2-N was only 1.05 % , indicating that the Three Gorges Reservoir has great self-purification capacity .

R（NO3-N）与Chl-a的显著正相关性以及水域中生物种类的多样性和较高的生物资源量，则显示了水体自净能力对海洋生物的重大影响作用。

The strong positive correlation of R ( NO3-N ) and Chl-a , the variety of biological lives and the higher biotic stock number in the water area show that the self-purifying ability of water body has a great effect on the marine lives .

湖库水体对石油类物质的自净能力评价初探

Estimating of Lake and Reservoir Water Body 's Self-purification Capability for Oil

建筑物对城市通风自净能力影响的数值试验

Influences of Structures on Urban Ventilation : A Numerical Experiment

胶州湾自净能力的研究

The study of self - purification capacity of Jiaozhou Bay

钦州湾物理自净能力研究

A Study on Physical Selfpurification of the Qinzhou Bay

疏浚对影响上覆水体自净能力的研究

Influence of Dredging on Self-Purification Ability of Overlying Water

作为一种环境资源，环境自净能力也具有边际使用者成本。

As an environmental resource , the self-puriflcation capacity of environment also has MUC .

大亚湾大鹏澳油污染状况和自净能力的研究&污染有机物可降解性研究

Study on the Condition of Oil Pollution and Self-purification at Dapeng'ao , Daya Bay

西涌湾及邻近海域物理自净能力研究

Study on the physical self-purification capability of its Xiyong Bay and its adjacent sea area

其水资源不丰，自净能力低，土层薄且结构疏松，最不耐冲蚀；

The soil is thin ; its structure is soft so as not to endure erosion .

提高土壤腐殖质含量是减轻污染危害及增强土壤自净能力的重要措施。

It would be important to increase soil humus content to alleviate the pollution and enhance the soil self-purification .

其在长沙城区内水文情势改变小，自净能力不强，岸边污染点明显，易受影响形成富营养化。

Its hydrological regime change little in Changsha , self-purification ability is not strong , pollution significantly , susceptible to eutrophication .

大连湾海水交换及自净能力的研究

The turn-over and self-cleaning capability of seawater in Dalian Bay study on the process of sea water exchang in Daya Bay

自净能力等级越高，区域水环境的自净能力越强。

The higher the magnitude of self-purification capacity was , the greater the self-purification capacity of water environment of area was .

虽然旅游开发对保护区水质造成了一些影响，但其影响程度仍在自然环境的自净能力之内。

Though recreation development caused some influence to water , the influence extent is within the purifying ability of natural environment .

旅游活动对水环境的影响除了与活动方式、活动强度有关外，与水域面积、自净能力亦有显著的关系。

Water environment impact is related to the style and strength of the activities and with the water areas self-purification ability .

它强调在发展的同时，必须保护、改善和提高地球的资源生产能力和环境自净能力。

It emphasizes that we must protect , improve and enhance the earth 's ability to produce resources and self-purify during development .

环境的自净能力是巨大的，认识、掌握、开发环境自净能力对控制污染，保护环境十分重要。

The environmental self-purification capacity is tremendous . The understanding and developing of it is highly important to protect the environment against pollution .

多孔射流扩散器排放城市污水是充分利用天然水体环境容量和自净能力的有效途径。

The use of submerged multiport diffusers presents an efficient method to rapidly dilute large volumes of wastewater discharged into ambient receiving water .

连云港近岸海域物理自净能力研究及水质预测&Ⅱ连云港近岸海域水质预测

Study of physical self-purification capability and prediction of water quality in the offshore area of Lianyungang & ⅱ . the prediction of water quality

同时也为强化河流的自净能力，改善河流的水质提供了数据及理论支持。

Simultaneously All these studies also have provided the data and theories support for enhancing the self leaning ability of the Funan River body ;

长江口区及邻近海域具有较大环境容量和自净能力，故该调查区基本可视为未污染区。

There is enough environment capability and self-cleaning action in this area , so the investigation area can be regarded as a non-polluted area .