回采工作面的矿压和顶板管理

The pressure and roof management at actual mining face

本文从工作面顶板岩层的性质、回采工作面矿山压力主要显现、回采工作面围岩的受力特征。

From five sides such as: the characters of face roof rock stratum,the main pressure appearing at actual mining face,the forced forces characteristic of actual mining face surrounding rock,the factors influencing the support pressure and the moving characteristic,etc.introduce the characteristics, rules and treatment method of pressure.