铜        347,850      85,600       24.61
  铝      2,109,425     849,525       40.27
  铅        189,950      29,975       15.78
  镍        360,540     118,206       32.79
  锡          3,370       1,940       57.57
  锌        456,800      34,625        7.58
铝合金       13,680          20        0.15