铜        214,425      72,775       33.94 
  铝      2,318,125     950,375       41.00 
  铅        187,150      70,725       37.79 
  镍        374,652     112,632       30.06 
  锡          5,710       2,225       38.97 
  锌        435,600      18,850        4.33 
铝合金       11,700          20        0.17