位于威斯康辛州的美国地质调查局派出研究小组，全面评估道路除雪对密尔沃基及周边地区河流的影响。
A team of US Geological Survey (USGS) researchers based in Wisconsin set out to comprehensively assess the effects of road deicing on streams in Milwaukee and surrounding areas.
记者对河流污染问题进行了调查。
测量，分析和维护在江河湖泊，雨水和污水中的水的质量和流动，并调查和绘制海洋，海和河流的地图。
Measures, analyses and maintains the flow and quality of water in rivers, lakes, stormwater and sewage, and surveys and maps oceans, seas and rivers.
本文报道了北京市河流、湖泊、水库、温泉、井和自来水中天然放射性核素浓度的调查方法及主要结果。
This paper reports the investigation results of natural radioactivity level in river, lake, reservoir, spring, well and tap water in Beijing City.
本文报道了河北省河流、湖泊、水库、海水、泉水、农村井水以及城镇自来水中天然放射性核素浓度的调查结果。
This paper reports the investigation results of natural radioactivity level in river, lake, reservoir, spring, well and tap water in Hebei Province.
调查了我国第一条全流域梯级水电开发的河流——猫跳河中梯级水库对磷的拦截效应。
The study investigated the phosphorus retention effects of cascade reservoirs of Maotiao River in summer, which had been entirely exploited by 1960s.
对某城市河流沿程水质、典型嗅味物质以及微生物群落结构进行了调查分析。
Water quality, typical odor compounds and microbial community structure along a polluted urban river were investigated.
介绍了生态环境地质调查的思路、特点、内容和技术方法，以及在安宁河流域调查中的实际应用。
This paper deals with thinking, characteristics, content, technology and methodology for ecologic environmental geological survey and their application to the survey in the Anning River basi.
通过对北京市永定河流域气候、地质条件及人为活动的调查，分析了永定河流域风沙化土地的成因。
Through the investigation on climate, geological condition and human activity of Yongding River Basin, the origin of wind-sandy land in Yongding River Basin was analyzed.
本文阐述了二龙山水库及河流水质污染现状调查和水质评价结果。
In this paper, the present conditions of water pollution in Double-Dragon Reservoirand its contributories have been studied based on the investigation and water quality appraisal is given.
深入调查了石马河流域规模化养猪场废水治理的现状并分析了猪厂现有废水处理工艺存在的问题。
Through investigation of piggery waste water treatment in Shi ma River basin was implemented and the problems in the process of piggery waste water treatment were also analyzed.
河流泥沙调查，对于水土保持工作有很重要的现实意义。
The sediment investigation is of great importance for soil and water conservation.
调查的地点集中在农产品相对低廉的城区，农田的灌溉水主要从当地的河流或湖泊中抽取。
The report focused on poor urban areas, where farms in or near cities supply relatively inexpensive food. Most of these operations draw irrigation water from local rivers or lakes.
利用2008年SPOT卫星影像结合野外调查，运用3S技术对盘龙河流域的植被、土地利用和环境质量情况进行调查。
The SPOT satellite images of 2008 combining with field surveys with 3S technology are used to investigate the vegetation and land usage and environment quality situation of Panlong watershed.
调查表明：采用监测河流底泥或水生物的方法可以提高监测灵敏度。
It is shown that the method by monitoring sediment or aquatic organisms can increase monitoring sensitivity.
本文在调查与监测的基础上，结合3s技术，以泾河流域为背景进行流域非点源污染特性分析与模型模拟。
On the basis of investigation and monitoring, combining with the technology of '3s', this paper takes the Jinghe river watershed as an example to study this problem.
此次调查结果印证了一份于2002年发布的‘美国地质调查’所得到的结果，这也是当时第一份关于国家河流和小溪被药剂污染全国性调查报告。
These findings confirm a 2002 report by the U. s. Geological Survey that was the first nationwide study of pharmaceutical pollution in the nation's rivers and streams.
对枝状河流和网状河流进行分类调查，有利于分类管理。
Identification of the river type is advantageous to water region management.
在枯水期调查了G市六个河流断面的有机污染状况。
The status of organic pollution of six river segments was investigated during dry season.
在枯水期调查了G市六个河流断面的有机污染状况。
The status of organic pollution of six river segments was investigated during dry season.
应用推荐