Sichuan, measures that should be taken in footwall cutting are suggested so as to recover more ores, reduce the dilution and achieve the greatest econmic benefit.

• 针对四川泸沽铁矿的实际情况,提出下盘切岩时应采取的具体措施,达到多回收矿石、低贫化,取得最大经济效益的目的。