1) clean-water irrigation
清水灌溉
1.
Soil samples at the depths of 0～20 cm and 20～40 cm were collected from paddy soil with 0,3,10 and 30 years clean-water irrigation history;total PAHs contents and single component were measured.
为评价清水灌溉对消除城郊稻田土壤多环芳烃(PAHs)污染的作用,提供土壤PAHs污染的工程治理理论依据,以沈抚污水灌区为研究对象,采集连续清水灌溉0,3,10和30年的污染稻田0～20 cm和20～40 cm土层的土壤样本,测定PAHs各组分含量,分析清水灌溉对消除稻田土壤PAHs总量及某些单一组分的效果。
2) irrigation and drainage
灌溉排水
1.
Considering the current status of irrigation and drainage systems in China,the W.
结合我国灌溉排水系统的实际情况对该系统进行了改造,并在广西桂林开展了试验研究。
3) reclaimed water irrigation
中水灌溉
1.
Elementary reflection is that the effect of the well water irrigation and reclaimed water irrigation to the heavy metals accumulation in plant is lest.
通过对邯郸市5种水质灌区的作物中重金属含量测定,结果发现:中水灌溉和井水灌溉对重金属在作物中积累影响最小,无论何种水质灌溉,4种重金属在作物中积累趋势为Zn>Pb>Cu>Cd,分布趋势基本为根大于茎和籽粒,作物体内铅和镉含量超标。
2.
Based on the experiment studies,the study on water and solute transport in sandy soil under reclaimed water irrigation was made,The result can give some reference for the effect on soil solute transport and soil environment under micro-contaminated water irrigation.
以宁夏回族自治区大武口市森林公园的含砾砂土为研究对象,通过室内试验,对中水灌溉条件下砂砾质土壤在不同灌水量、多次连续灌水、降雨淋洗等不同来水条件下水分、污染物运移的规律进行了初步的研究,为微污染水用于绿化灌溉对砂砾质土壤中污染物运移及累积的研究提供科学依据。
4) effluent irrigation
污水灌溉
1.
Effects of effluent irrigation on the variation of chemical element concentrations of soil extractions under field conditions;
污水灌溉对土壤浸提液元素浓度变化影响的田间试验研究
2.
This paper analysed heavy metal content in soil samples of different depth from the eastern,analyzed the relation between the concentration change of heavy metals in soil,provided the scientific evidences for effluent irrigation,solving the problems of water in effluent irrigation areas and environmental impact assessment.
通过对某污灌区土壤中重金属的测试,分析了不同土层剖面深度土壤样品中重金属Cr、Cu、Cd、Pb元素含量,揭示了重金属在垂直方向上的浓度梯度变化趋势与土壤性质的内在联系,为指导污水灌溉,解决污灌区缺水的现状,以及开展环境影响评价工作提供了科学依据。
3.
We analyzed and evaluated contents of several heavy metals(Cr,,Cu,Cd,Pb)in soil samples at different depths collected from eastern Inner Mongolia receiving effluent irrigation.
结果表明,随着土层加深重金属含量减少,经过十几年的污水灌溉,当地的地下水目前没有受到污染,这说明重金属在土壤中的迁移具有随着土层厚度增加而减弱的趋势。
5) wastewater irrigation
污水灌溉
1.
Nitrogen wastewater irrigation study and its contamination risk analysis;
含氮污水灌溉实验研究及污染风险分析
2.
Diary effluent is typically rich in nitrogen and phosphorus, and wastewater irrigation can reduce fertilizing costs and slacken contamination.
合理的灌溉指标和方法,是污水灌溉安全高效进行的主要保证。
3.
Abstract The impact of wastewater in Shawan Wastewater Pool in the refinery of Dushanzi Petrochemical Company on surrounding environment and the impact of wastewater irrigation on soil,environment and vegeta- tion are analyzed,which provides important information on the re-utilization of treated wastewater from petro- chemical plants.
针对独山子石化分公司炼油厂沙湾污水库储水对周围环境及利用污水库污水灌溉对土壤环境和植被影响进行分析。
6) sewage irrigation
污水灌溉
1.
Research progress on heavy metal pollution in sewage irrigation;
污水灌溉重金属污染研究进展
2.
Impact of depth of groundwater table on nitrogen dynamics in soil under sewage irrigation;
变饱和带条件下污水灌溉对土壤氮素运移和冬小麦生长的影响
3.
Effects of sewage irrigation on winter wheat quality and Yield;
污水灌溉对冬小麦产量及其品质的影响
补充资料：清水
清水 清水 ①澄彻透明的水。《灵枢·外揣》：“若清水明镜之不失其形也。” ②河名。据《水经注》，在今河南省北部。《灵枢·经水》：“足太阳外合清水，内属膀胱。” ③冷水；凉水。《素问·刺疟篇》：“心疟者，令人烦心甚，欲得清水。” ④指透明而稀的痰液。《素问·评热病论》：“真气上逆……正偃则咳出清水。”
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条