捣矿机 [矿业] stamp ; crushing mill ; ore mill

捣矿砧 die of stamp

单锤捣矿机 single stamp mill

霍尔曼捣矿机 [矿业] Holman stamp

加利福尼亚型捣矿机 [矿业] California stamp ; californian stamp

捣矿机锤头 [矿业] stamp head

捣矿槌 stamp hammer

捣矿机鎚头 stamp head

落锤捣矿机 [矿业] gravity stamp

湿式捣矿机 wet stamp mill