采场附近煤体划分为弹性区和非弹性区，但非弹性区不具有隔水性能。
The coal body around mining area can be divided into two parts: the elastic area and the non-elastic area, where the latter does not have water-resisting function.
常规的干砌料石支护，隔水性能差、寿命短、维修量大，严重地影响生产。
The lining support commonly used in practice is poorly water proof, short life and needs constant maintenance, so it seriously interferes with the production of underground mine.
膨润土和累托石渗透系数小，隔水性和膨胀性好，可以作为吸附材料和隔水材料。
The bentonite and rectorite clay have the letter permeate coefficient and the better expansibility and can be used as adsorption and impermeable materials.
文中对矿山巷道隔水墙的隔水性能和构筑技术中的一些问题，作了较为详细的论述。
This paper explained a few puzzling problem concerning water-resisting performance and construction technology of water resisting wall in the mine tunnel.
人工冻结法以结构适应性强、无环境污染、隔水性好等优点，在联络通道施工中常被采用。
Artificial freezing method is often used with the advantages such as suitability, pollution, waterproof property and rate of progress of the construction.
第四纪底砾层直接覆盖在谢桥煤矿煤系地层之上，其隔水性能影响到防水煤柱的合理留设。
The main target coal seam of Xieqiao Mine is directly covered with the Quaternary bottom gravels, whose impermeability affects the reasonable retainment of waterproof pillar.
通过对沥鼻峡背斜地层含水性、隔水性、地下水流向及其水化学特征的研究，得出了该区地下水的径流特征及其水力联系，并据此研究了该区水文地质对煤层气富集的控制规律。
The drain character and hydraulic linking are studied by analyzing the property of water-bearing and water-resisting, groundwater flowing and hydrochemistry character in Libi Gorge anticline.
研究表明，天然土渗水性是如此之高，以致于起不到明显的隔水效果。
The study shows that natural soil types have such a high infiltration capacity, that no significant sealing effects are obtained.
研究表明，天然土渗水性是如此之高，以致于起不到明显的隔水效果。
The study shows that natural soil types have such a high infiltration capacity, that no significant sealing effects are obtained.
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