15号下煤采掘工程平面图 1775513058312 http://39.106.203.141:8090/iserver/output/temp/15%E5%8F%B7%E4%B8%8B%E7%85%A4%E9%87%87%E6%8E%98%E5%B7%A5%E7%A8%8B%E5%B9%B3%E9%9D%A2%E5%9B%BE_100x100/23663/0x1/163x446_2029953652.png?_t=1775513058312 0 0 256 256 1.9688173749793075E7 4205371.811891442 1.968977654666362E7 4206974.608761987