铜        347,950      54,500       15.66
  铝      2,168,175     861,700       39.74
  铅        189,025      66,375       35.11
  镍        365,784     114,648       31.34
  锡          3,750         765       20.40
  锌        444,400      23,600        5.31
铝合金       13,680          20        0.15