self-purification

The dynamic balance was established among interception amount,pollutants discharge amount and self-purification capacity of water body,when determining interception ratio of combined drainage system in a city.

在确定某城市合流制排水系统的截流倍数时,在截流总量、污染物排放总量和水体自净能力之间建立了动态平衡,采用旱季污水总量暴雨强度拟合法确定了合理的截流倍数,达到了节省工程投资和治理污染的目的。

The simulative experiment on self-purification ability of pollutant is carried out in the laboratory, and the influence on the degradation of organic matters by microbe under several different conditions is discussed and described with the concentration of organic matters, ATP, DO, BOD and COD.

将已知浓度的污染物石油烃加入到取自大亚湾大鹏澳天然海水中，进行污染物自净能力实验室模拟试验，探讨了各种条件下微生物对有机物降解的影响，用有机物浓度、ATP、DO、BOD5、COD 描述了有机物的降解过程。

River ecosystems and their self-purification capability:research status and challenges

河道生态系统特征及其自净化能力研究现状与发展

Based on the investigation in-situ and the comprehensive explanation and translation of the aerial remote sensing photos about the most severly polluted sea area around Dalian,the conclutions about the polluted scope and degree by the drainage were reached,which provided the data and analysis methods for the treatment,control,monitoring and the self-purification ability.

本文以大连市污染最严重海域的实际调查以及航空遥感图象的综合解译，最终得出其污水污染范围及污染程度等结论，为污水的治理、控制、监测及研究海洋自净能力等诸多领域提供数字依据。

A Study on Water-bloom and Self-purification in Small-scaled Urban Scenery Water;

城市小型景观水体水华成因及自净能力研究

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

湖库水体对石油类物质的自净能力评价初探

For example, manufacturers created dirt and water repellent paint after studying the lotus flower, which has a self-cleansing surface.

例如，从莲花叶的自净能力中得到启示而研究出排尘排水涂层。

Numerical Study on Physical Self-purification Capability and Environment Capacity in Bohai Bay under the Effect of Tide Current;

M_2分潮潮流作用下渤海湾物理自净能力与环境容量的数值研究

The countermeasures are put forward, such as clearner production application, construction of treatment plant and perodicat river dredge.

提出推行清洁生产，加快城镇生活污水处理厂建设，对水体自净能力差的河流定期疏浚。

River ecosystems and their self-purification capability:research status and challenges

河道生态系统特征及其自净化能力研究现状与发展

He cleaned his fingers as best as he could in the cold water from the tap.

他在自来水龙头下尽力把手洗干净。

The little Boy prides himself on staying really clean.

小男孩以能保持干净自豪。

If you used a bit of elbow-grease you could get those boots clean.

只要稍用些力就能把那双靴子擦乾净.

Study on the Ability of Four Species of CAM Plants Purifying Indoor Benzene

4种CAM植物对室内苯净化能力研究

Purification Ability of Wetland Plants for Simulated Wastewater

湿地植物对模拟污水的净化能力研究

NET STRESS CAN NOT BE USED TO EVALUATE THE STRESS SENSITIVITY IN THE LOW-PERMEABILITY SANDSTONE

不能用净应力评价低渗砂岩岩石应力敏感性

rub(sb/oneself/a horse,etc)vigorously with eg a towel to make the skin dry and clea

（用毛巾等） 将（某人[自己/马匹]等）用力擦干净

NPP MODEL OF NATURAL VEGETATION AND ITS APPLICATION IN CHINA

自然植被净第一性生产力模型及其应用

This paper presented the experiments for depuration and resistance characteristic in the study of air depuration device.

介绍了空气净化器研制过程中所开展的净化材料的净化性能和阻力特性试验研究。

Downstream countries cannot guarantee getting enough clean water to consume for themselves.

下游国家不能确保自己得到足够的干净用水。

THE EXPERIMENTAL STUDY OF ROCK CLEAN CAPABILITY IN YANGTZE RIVER GORGES

长江三峡地区岩石净化能力的实验室研究

Studies on the Purification Ability of Aquatic Plants of the Eutrophication Water;

水生植物对富营养化水体净化能力的研究