Research on Theory and Technology of Floor Heave Control in Semicoal Rock Roadway: Taking Longhu Coal Mine in Qitaihe Mining Area as an Example

AbstractAs one of the most common disasters in deep mine roadway, floor heave has caused serious obstacles to mine transportation and normal punked speed cruiser wheels production activities.The third section winch roadway in the third mining area of Qitaihe Longhu coal mine has a serious floor heave due to the large buried depths of the roadway an

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