May provide other drilling services, such as repair or dismantling of existing water well structure, elevator shaft drilling and hydro pole drilling.
可能会提供其他的钻井服务，如维修或拆除现有水井结构，电梯井钻井和水力极钻井。
2
The hydrogeological structure model which represents the space structure of the hydro geological unit and the spatial distribution of aquifers, is the basement of groundwater and environment research.
水文地质结构模型是表现水文地质体的空间结构及含水层空间分布的模型，是地下水及与环境研究的基础。
3
Taishan JMZ150 is a new, hydro mechanical anchor drill. This paper presents the design, structure, parameters, characteristics and application examples of the drill.