铜        364,125      57,050       15.67
  铝      2,136,025     881,350       41.26
  铅        191,250      66,150       34.59
  镍        362,364     112,512       31.05
  锡          3,715       1,955       52.62
  锌        442,000      22,575        5.11
铝合金       13,680          20        0.15