3-1煤采掘工程平面图 1775369470697 http://39.106.203.141:8090/iserver/output/temp/3-1%E7%85%A4%E9%87%87%E6%8E%98%E5%B7%A5%E7%A8%8B%E5%B9%B3%E9%9D%A2%E5%9B%BE_100x100/31825/1x0/446x393_627472656.png?_t=1775369470697 0 0 256 256 3.7439388390418835E7 4316631.72261745 3.744154399629427E7 4318787.328492883