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- Keywords precipitation runoff;nonpoint pollution;farmland precipitation runoff nonpoint pollution model;Shanghai suburbs; 降雨径流;非点源污染;农田降雨径流污染模型;上海郊区;
- Farmland precipitation runoff nonpoint pollution is one of the most important problems in nonpoint pollution problem. 农田降雨径流污染是非点源污染研究中的一个重要问题 ,估算其发生负荷的难度很大。
- precipitation runoff relationship 降水径流关系
- Keywords Precipitation Alkalescence Cause analysis; 降水;碱性;原因分析;
- Keywords precipitation method: zine oside: ultrafine particles; 沉淀法;氧化锌;超细粉体;
- Keywords precipitation;anions and cations;correlation coefficient; 大气降水;阴、阳离子;相关系数;
- Keywords Precipitation Method;Cobalt Blue;Nanometer Powder;Spinel; 沉淀法;钴蓝;纳米粉体;尖晶石;
- Keywords precipitation floatation;electroplating wastewater;Cr;capturer; 沉淀浮选;电镀废水;铬;捕收剂;
- precipitation runoff 降雨径流
- Keywords precipitation strengthening;Incoloy;microstructure;mechanical property; 沉淀强化奥氏体合金;组织结构;力学性能;
- Keywords precipitation;absorption;barium sulphate;thiourea;sodium hydrosulphide; 沉淀;吸收;硫酸钡;硫脲;硫氢化钠;
- Keywords precipitation method chromium - sesquioxide waste corrosion - proof steel; 三氧化二铬;沉淀法;废渣;不锈钢;
- Keywords Precipitation polymerization;Molecularly imprinting technique;4 Aminopyridine;Molecular template polymer; 沉淀聚合;分子印迹技术;4-氨基吡啶;分子模板聚合物;
- Keywords precipitation flotation;nickel ion;copper ion;electrometallurgical wastewater; 沉淀浮选;镍离子;铜离子;电冶废水;
- Keywords Precipitation polymerization;Acetic acid;Divinylbenzene;Microspheres;Narrow disperse; 沉淀聚合;醋酸;二乙烯基苯;微球;窄分散;
- Keywords precipitant;CuO;ultrafine powder;catalytic activity; 沉淀剂;氧化铜;超细粉体;催化活性;
- Keywords Precipitate;Suspensoid;Separation rate;Segregation; 沉积组份;浮升组份;分离效率;分离速率;
- Keywords precipitation;Artemisia halodendron;spatiotemporal variation of soil moisture;root water content;water balance; 降雨;差巴嘎蒿;土壤水分的时空变化;根系含水量;水量平衡;
- Keywords: GPRS; GPS; GIS; Protocol; Design?? 关键词：通用分组无线业务；全球定位系统；地理信息系统；协议；设计??
- Make bulk changes to keywords, ads, and ad groups. 批量更改关键字、广告和广告组。
