deep well karst water 深井岩溶水
Through collaboration, the parks hope to preserve their karst landscapes and the unique species that live there, as well as learn new methods from their international partners.
两个公园希望通过协作，共同保护喀斯特景观和生活在其中的独特物种，同时向国际合作伙伴学习新方法。
By way of the engineering practice in Zhahe mining area, the method raising the well capacity in the karst containing water system under the suitable hydrogeology condition was introduced.
通过淮北闸河矿区的工程实践，介绍了在适宜的水文地质条件下，利用爆破方法提高岩溶含水系统中水井出水量的方法。
The air-driven down-hole hammer drilling is still very effective and speedy in well drilling in karst limestone area.
在水文水井中，气动潜孔锤钻进仍可发挥它高效率、高速度的作用。
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