mining advancingminingadvancing前进: advance; go forward; forge a ...式: type; style回采: backstoping; recovery; stopp ...后退式回采: back coming; bring back; retreating working阶段式回采: benching cut下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:前进式回采，即可在微信中查询翻译
