By analyzing and studying the survey data,we have obtained ground movement and deformation rules and different kinds of angle parameters as well as prediction parameters under the condition of.

  • 通过对观测资料的分析研究,获得了该区条件下高强度综放工作面开采时的地表移动变形规律、各种角值参数和预计参数。
目录 查词历史