Sewage irrigation has great worth in northern arid areas.
污水灌溉在干旱缺水的北方意义重大。
Although sewage irrigation can provide some nutrients, it was necessary to add proper quantity of nitric fertilizer.
虽然灌溉污水能够提供一定的养分，但对冬小麦适量施用氮肥仍然很有必要。
The sewage irrigation still is the major influencing factor on soil trace element variation during the agriculture 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 effects of sewage irrigation on the seedling growth of wheat and its activate oxygen metabolism were studied by water cultivation experiments .
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 main pollution reasons include the species hydrogeologic conditions, sewage irrigation, landfill of municipal refuse, and regional groundwater drawdown.
最主要的污染原因有：独特的水文地质条件，污灌，砂石坑垃圾回填，及区域地下水位下降。
The sewage irrigation caused not only lead pollution of the environment, but it also increased lead load of children and brought about early damage in the central neural system.
提示用含铅工业废水灌溉不仅使环境受到铅污染，而且使儿童铅负荷增高，中枢神经系统受到早期损害。
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.
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。
The water body function security of sewage irrigation is displayed in the factors of routine physics and chemistry index , poison three respects of the index and microorganism's factor.
影响水体功能安全的因素主要分为常规理化指标、毒害指标和微生物因子因素组。
After analyzing the water pollution in agriculture, the authors point out that irrational sewage irrigation, fertilization and pesticide application were the main origins for non-point pollution.
分析了农业中水污染的情况，指出不合理污灌、施肥、施药是引发面源污染的重要污染源。
Spray irrigation sprinkling water over land to be used for crops. often used to dispose of wastewater from sewage treatment plants.
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。
Now, sewage has become heading water source for irrigation at outskirts of Chinese town.
现在，污水已经成为中国城镇近郊灌溉用水的重要水源。
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，在工厂和处理过的污水用于灌溉的农业土地。
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。
Potentiality and Strategy of Municipal Sewage Reuse for Agricultural Irrigation in Yellow River Valley.
黄河流域城镇生活污水回用农业的潜力和对策。
Third, circulating water is used for industrial purposes over and over in factovies 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。
Effluents from sewage disposal plants are used in some areas both for irrigation and for the nutrients contained.
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。
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.
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。
Irrigation: No untreated sewage water may be used for irrigation. Irrigation methods should take into consideration sustainability of the water sources and the quality of the water.
灌溉：任何没有经过处理的污水沟都不能用于灌溉。使用的灌溉方法要考虑到水资源的可持续性和水的质量。
In addition to conveying the sewage, but also valid for the dredging pumps, pulp pumps, filter cleaning condensate pump, irrigation pumps.
除输送污水外，还适用作疏水泵、纸浆泵，过滤冲洗冷凝循环泵、灌溉用泵等。
Ideal for stormwater, combined effluent, raw sewage, irrigation water and streams.
理想的雨水，加上污水，未经处理的污水，灌溉用水和溪流。
The tubes, manufactured here, are used in gas pipelines, water supply systems, heating, sewage, different boiler installations, irrigation systems and many other things.
这里生产出来的管道用于输气管道、给水系统、供热系统、污水系统、不同锅炉的安装、浇灌系统等等。
Irrigation: No untreated sewage water may be used for irrigation.
灌溉：任何没有经过处理的污水沟都不能用于灌溉。
Datong City's sewage water is mostly untreated or is not up to the standard after treating, and then directly drains into river for irrigation, the agriculture eco-environment is seriously affected.
大同市污水大都未经处理或处理不达标，直接排入河道用于灌溉农田，对农业生态环境造成严重的影响。
Properties and advantages: a set of self suction and non clogging sewage in one, no need to install the valve, without irrigation water, suction capacity.
性能及优点：集自吸与无堵塞排污于一体，无需安装底阀，无需灌引水，自吸能力强。
Properties and advantages: a set of self suction and non clogging sewage in one, no need to install the valve, without irrigation water, suction capacity.
性能及优点：集自吸与无堵塞排污于一体，无需安装底阀，无需灌引水，自吸能力强。
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