铜        232,350      26,500       11.4052
  铝      2,925,825   1,137,050       38.8625
  铅        191,950      96,050       50.0391
  镍        441,510     161,022       36.4707
  锡          5,990       1,040       17.3623
  锌        479,650      73,200       15.2611
铝合金       14,420          20        0.1387