污水灌溉在干旱缺水的北方意义重大。
因此，污水灌溉给农业生产带来了可观的水、肥效益。
The waste-water irrigation has brought considerable benefits of water and fertilizer efficiency to agricultural production.
污水灌溉仍是农业生产中土壤微量元素变化的主要影响因素。
The sewage irrigation still is the major influencing factor on soil trace element variation during the agriculture production.
施用污泥及污水灌溉是造成土壤重金属污染的重要原因之一。
Irrigating soil with sludge and sewage is one of main reasons causing soil heavy metal pollution.
污水灌溉土地处理系统具有高效利用水资源和减少水污染的双重意义。
Land disposal of wastewater can help for alleviating the situation of water resources scarcity and water pollution.
通过水培的方式研究了污水灌溉对小麦幼苗生长及活性氧代谢系统的影响。
The effects of sewage irrigation on the seedling growth of wheat and its activate oxygen metabolism were studied by water cultivation experiments .
施用过污泥和长期污水灌溉，土壤镉污染严重的农田不应再种植蔬菜和水稻。
Heavy cadmium-polluted fields with long-term sewaging should not be vegetable and rice lands.
在沙漠利用污水灌溉速生林，可固定沙丘，改良土壤；改善生态环境，实现污水零排放。
That fast - growing forestry in desert can fixup sandbank and meliorate soil, improve environment and prevent waste water from flowing into river.
在这项研究中，人类相关的感染风险城市污水灌溉在短暂的旋转柳树萌生林设置评价了三个国家。
In this study, risks for human infection associated with irrigation of municipal wastewater on short rotation willow coppice (Salix) were evaluated in three countries.
首先，通过污水对土壤、农作物、地下水以及水体功能的影响分析，建立了污水灌溉安全性评价的指标体系。
At first, through analyse the influence on the soil, crops, groundwater and function of water body of sewage, the index system of sewage irrigation security appraisal have been set up.
采用室内土柱淋洗试验方法，研究了污水灌溉条件下土壤碱度和石膏应用对土壤中重金属元素动态变化的影响。
Effects of soil sodicity and gypsum application on dynamical behavior of heavy metal elements under effluent irrigation were studied by means of soil column leaching method in laboratory.
我国总体水资源不足，导致农业缺水日趋严重，尤其是北方干旱缺水地区，农业上不得不用大量的污水灌溉农田。
The lack of overall water resources of our country leads to increasingly serious water shortage; especially in arid areas in northern China, Agriculture had to use a large number of sewage irrigating.
从乡镇企业排污、农药化肥的使用、污水灌溉农田等三个方面，对农村水环境存在的主要问题进行了重点分析，提出了农村水污染防治对策。
The principal problems are analyzed from three respects, i. e. pollution from township enterprises, the use of farm chemicals, and wastewater irrigation. Finally, some countermeasures are suggested.
这种情形始于在目标地区（如废弃矿井或被污水污染的灌溉池）种植超积累物种。
This scenario begins with the planting of hyperaccumulating species in the target area, such as an abandoned mine or an irrigation pond contaminated by runoff.
他的菜地位于中国东部安徽省的长江堤岸附近，灌溉水源是一座大型造纸厂排放的污水。
His plot near the Banks of the Yangtze River in China's eastern Anhui province is irrigated by the run-off from a large paper mill.
喷洒灌溉，喷灌把水喷洒于准备种植作物的土地上。常常使用经过污水厂处理过的废水。
Spray irrigation sprinkling water over land to be used for crops. often used to dispose of wastewater from sewage treatment plants.
第三，循环水用于工业用途，在工厂和处理过的污水用于灌溉的农业土地。
Third, circulating water is used for industrial purposes over and over in factories and treated sewage water is used for irrigation in farming land.
第三，循环水用于工业用途，遍地和处理的污水用于灌溉农业土地。
Third, circulating water is used for industrial purposes over and over in factovies and treated sewage water is used for irrigation in farming land.
通过市政污水处理来满足1A级的水质排放标准，并用于灌溉用水，从而达到保护水质，保护饮用水资源的目的。
Protect water quality and conserve potable water resource by treating domestic wastewater to exceed Class 1A discharge standards and use for site irrigation.
灌溉用水可能来自于处理过的雨水和生活污水。
Water for irrigation will likely come from treated rainwater, grey or blackwater.
废水从污水处理植物是用在一些地区的灌溉与两种营养的火势已得到控制。
Effluents from sewage disposal plants are used in some areas both for irrigation and for the nutrients contained.
污水中的水分部分可直接用于灌溉，部分蒸发到大气中还利于调节区域小气候。
Some water in sewage can be applied to irrigation and the others can be evaporated to air to adjust the climate of the small area.
元素在碱性土壤中的累积是影响试验用污水长期灌溉应用的关键因素。
Boron accumulation in sodic soil is the key factor for irrigation application of studied effluent water.
现在，污水已经成为中国城镇近郊灌溉用水的重要水源。
Now, sewage has become heading water source for irrigation at outskirts of Chinese town.
污水土地处理技术应用于农田灌溉可有效减小污水对农田的污染。
The sewage land processing technology application to the farmland irrigation may effectively reduce pollution of the sewage into the farmland.
污水土地处理技术应用于农田灌溉可有效减小污水对农田的污染。
The sewage land processing technology application to the farmland irrigation may effectively reduce pollution of the sewage into the farmland.
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