毛石切壁2) rubble revetment 碎石护堤壁;毛石护堤3) escarpment [英][ɪ'skɑ:pmənt] [美][ɪ'skɑrpmənt] 石壁 1. Advances in ecological restoration of quarry escarpment.; 采石场石壁生态恢复研究进展 2. The Characteristics of Natural Vegetation on the Escarpment of Abandoned Quarries...