张集矿(北区)主井出煤系统工程量大，施工复杂。
Opens gathers assemble the main shaft amount producing coal system engineering in mine (northern district) greatly, it is complex to build.
论述了张集矿北区17278工作面瓦斯综合治理的必要性。
The necessity of gas comprehensive management of the 17278 face, north district, Zhangji Coal Mine is discussed.
介绍了张集矿立井基岩段水文地质和基岩地面预注浆的有关情况。
Hydrogeology of the basement section and prior ground injection of pulp into it are described for the shafts of Zhangjimine.
分析了张集矿塌陷区地表水系遭破坏后带来的负面影响，介绍了矿区内地表水系破坏特征及其治理现状。
Analysed the disadvantage of water system influenced by subsidence and introduced the characters of destroying and existing state of treatment.
分析了张集矿塌陷区地表水系遭破坏后带来的负面影响，介绍了矿区内地表水系破坏特征及其治理现状。
Analysed the disadvantage of water system influenced by subsidence and introduced the characters of destroying and existing state of treatment.
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