铜        153,675      50,475       32.85
  铝      2,508,225   1,121,100       44.70
  铅        185,375      73,600       39.70
  镍        397,116     120,258       30.28
  锡          7,155       1,485       20.75
  锌        380,825      25,050        6.58
铝合金       14,100         640        4.54