11号煤层采掘工程平面图 1775512312055 http://39.106.203.141:8090/iserver/output/temp/11%E5%8F%B7%E7%85%A4%E5%B1%82%E9%87%87%E6%8E%98%E5%B7%A5%E7%A8%8B%E5%B9%B3%E9%9D%A2%E5%9B%BE_100x100/10140/0x1/329x446_934234861.png?_t=1775512312055 0 0 256 256 33967.18144595359 87196.64787484781 34653.96560419036 87883.43203308457