1) contains water the old hole area
含水老窿区
2) store-up water
老窿积水
1.
The pollution scope is generally equivalent to the store-up water area distributed in the old pits, and the pollution compositions in the Ordovician limestone underground water similar to the high content compositions in the store-up water.
水质污染突发于矿坑全面闭坑以后,污染范围与老窿积水区一致,地下水污染组份与老窿水的高含量组份相同。
3) old workings
老窿
1.
Comprehensive recovery technology of the old workings abandoned mineral resources;
老窿废弃矿物资源综合回收技术研究
4) water old workings
含水老巷
5) Remnant orebody with remained old workings
老窿残矿
1.
By improving mining method,reducing the ore loss and dilution rate,positively recycling remnant orebody with remained old workings and improving ore-dressing technology,Mt.
龙山金锑矿通过改进采矿方法,降低采矿损失贫化率,积极回收利用老窿残矿,改进选矿工艺,矿产资源得到高效利用,取得了显著的资源效益和经济效益。
6) water content interval
含水区间
补充资料:老窿洞
老窿洞位于银山铅锌矿矿区,历史悠久,源远流长。德兴银场,唐朝至宋朝,共断断续续开采达170多年,银山、九区和北山三矿区均发现古人开采的老窿洞,共约300处,并在老窿洞中多次发现古人开采时使用过的工具,以银山区为最,老窿洞开采深度达侵蚀基准面100米以下,达到相当的规模。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条