sublevel caving method meaning in Chinese

分段崩落开采法

Fully mechanized sublevel caving method adopted in the dynamic pressure condition
动压条件下的综放开采方案
Some critical issues in application of pillarless sublevel caving method
无底柱分段崩落法应进一步研究的几个问题
Analysis of the way for the main roof caving relating to the staggered sublevel caving method
错层位放顶煤方法老顶垮落方式分析
Study on stability of the end face in ultra soft and thick seams using fully mechanized sublevel caving method
极软厚煤层综放开采端面稳定性研究
Analysis of influence factors on the convergence of stoping drift in sublevel caving method without bottom structure
无底柱分段崩落法回采巷道收敛的影响因素分析