The applications of the composed rock beam model in ground control, surface subsidence control and gas prevention in coalmine are studied deeply.
对组合岩梁模型在岩层移动规律研究、地表沉陷控制以及在矿井瓦斯防治中的应用进行了深入地分析。
2
Land subsidence in Shanghai City as a typical example has been controlled through monitoring, research and prevention by the endeavor of several generation geologists.