The ore be heated in a furnace, then pounded with heavy hammer.

铁矿石在炉石加热, 然后用重锤敲打.

互联网

He hurt hand with a heavy hammer.

他用锤子砸伤了手.

互联网

Ring hammer hammer ( heavy hammer breaking machine ) suitable hardness and brittleness's category below the broken material.

环锤式碎石机 ( 重型锤破机 ) 适用于莫氏硬度五级以下的脆性物料的破碎.

互联网