龙泉煤矿采掘工程平面图 1775512818700 http://39.106.203.141:8090/iserver/output/temp/%E9%BE%99%E6%B3%89%E7%85%A4%E7%9F%BF%E9%87%87%E6%8E%98%E5%B7%A5%E7%A8%8B%E5%B9%B3%E9%9D%A2%E5%9B%BE_100x100/41046/1x0/446x310_1125623196.png?_t=1775512818700 0 0 256 256 1.956835992372047E7 4225359.9237204725 1.957114007627953E7 4228140.0762795275