三原县
- 网络Sanyuan;sanyuan county
三原县-
三原县设施蔬菜生产的可持续发展研究
Study of Protected Vegetable Production to Keep Sustained Developing in Sanyuan County
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陕西三原县地热发育特征及成井条件
Characteristics of Geothermic Growth and Condition of Well Formation in Sanyuan County of Shaanxi Province
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并以陕西省三原县拟建2万m~3/d的污水处理厂作为中小城市典型污水厂，分别采用一级强化处理和二级生化处理对其进行投资估算和运行费估算，并进行经济分析。
In the mean time , for both enhanced primary treatment and normal secondary treatment , investment and operation cost assessment and economic analysis have been done for Shaanxi Sanyuan 20000m3 / d sewage plant as a typical sewage plant for small cities .