论文部分内容阅读
1999年 12月 2 5日 ,由煤炭科学研究总院唐山分院水力采煤研究所承担净水处理设计的河北省八宝山煤矿净水厂全系统正式投入生产运行。八宝山煤矿地处新保安北侧 ,四面环山 ,地势较高 ,以前矿区的生产和生活用水仅靠 4 .8km远的深水井供应 ,成本多达 2元 / t。随着地下水位的下
On December 25, 1999, the whole system of Hebei Babaoshan coal mine water purification plant, which was designed by the Institute of Hydraulic Coal Mining of Tangshan Branch of Coal Research Institute, was officially put into production and operation. The Babaoshan Coal Mine is located on the north side of the new security area. It is surrounded by mountains and has a high terrain. In the past, the production and domestic water supply in the mining area was only supplied by the deep well of 4. 8km, at a cost of up to 2 yuan / t. With the groundwater level down