Application of the borehole discharging waste extension method in developing shaft in junde coal mine 卸矸钻孔延深法在峻德煤矿井筒延深中的应用
2.
Chen junde was born in 1937 and graduated form the shanghai academy of performing arts ; he is currently a fine arts professor at this institute 陈钧德，生于1937年，毕业于上海戏剧学院，师从林风眠、刘海粟、颜文粱、关良。
