A feasibility study was conducted for treating Guanting Reservoir inflow by using bio-filters.
进行了生物滤池系统在低温下对官厅水库入库水生物预处理可行性研究。
Ultrasonic vibration technology was used to extract loosely sorbed phosphorus fraction in the sediments from Guanting Reservoir.
用超声技术提取沉积物样品中松散结合态磷，并与振荡提取结果进行比较。
The Guanting Reservoir quit the drinkable water supply system of Beijing in 1997 due to the seriously pollution at its upper reaches.
由于上游河道污染严重，官厅水库于1997年退出北京市饮用水供水体系。
Next, cameras will be installed in important areas like Guanting Reservoir and Miyun Reservoir to reinforce the monitoring and warning system.
今后，将在重要地区如官厅水库、密云水库等加装探头设备，用在线的方式进一步做好监督和预警。
The watershed management strategies of Guanting Reservoir should focus on the agriculture supervision and the management of riparian buffer strips.
为了有效地防止官厅水库流域的非点源污染，必须加强水库流域的农业管理和库岸库滨带的科学建设与管理。
By great efforts, the water quality of Guanting Reservoir has remarkably been changed for the better and it has started trial supply of drinkable water to Beijing since 2005.
经过一系列的努力，官厅水库水质明显好转，于2005年开始向北京市饮用水尝试供水。
Microcystins in the algal cells collected from the water bloom of the Guanting Reservoir were further investigated by LC-ESI/MS after they were studied by the method of HPLC.
在利用高效液相色谱方法研究的基础上，采用液相色谱-电喷雾质谱（LC-ESI/MS）方法对相同的藻毒素样品进行了进一步的定性研究。
The microbiological characteristics of the bio-film in a bio-ceramisite filter treating slightly polluted source water from Guanting Reservoir in Beijing at low temperature are researched.
针对官厅水库下游三家店水库水源进行生物陶粒滤池预处理的现场试验，研究低温条件下生物陶粒滤池的微生物学特性。
The microbiological characteristics of the bio-film in a bio-ceramisite filter treating slightly polluted source water from Guanting Reservoir in Beijing at low temperature are researched.
针对官厅水库下游三家店水库水源进行生物陶粒滤池预处理的现场试验，研究低温条件下生物陶粒滤池的微生物学特性。
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