检索规则说明:AND代表“并且”;OR代表“或者”;NOT代表“不包含”;(注意必须大写,运算符两边需空一格)
检 索 范 例 :范例一: (K=图书馆学 OR K=情报学) AND A=范并思 范例二:J=计算机应用与软件 AND (U=C++ OR U=Basic) NOT M=Visual
作 者:徐伟[1] 朱国平[1] 孙保平[1] 张晓晖[1] 周利军[1] 杨永峰[1]
出 处:《中国水土保持》2005年第1期32-34,共3页Soil and Water Conservation in China
摘 要:北京市的南沙河水体已受到严重污染 ,流域内的 3 1处污染源 ,年排放污水总量 5 75 15万t。现有 16处污染源建设了污水处理设施 ,但处理后的污水基本不达标 ,其他 15处污染源的污水未经任何处理就直接排入河中。针对目前南沙河水体污染存在的问题 。The water body of Nansha River in Beijing has been seriously polluted. There are 31 sources of pollution in the basin and the annual total discharge is 5.751 5 million tons. At present, there are 16 sewage treatment facilities have been established at the source of pollution but the treated water could not reach the standards and the polluted water from the rest of 15 sources of pollution is discharged directly into the river without any treatment. According to the existing pollution problems of Nansha River, the paper puts forward a suggestion of inte-grated management.
分 类 号:X522[环境科学与工程—环境工程]
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在链接到云南高校图书馆文献保障联盟下载...
云南高校图书馆联盟文献共享服务平台 版权所有©
您的IP:216.73.216.236