铜        254,700      52,650       20.67
  铝      2,259,100     922,100       40.82
  铅        187,650      68,200       36.34
  镍        373,206     113,436       30.40
  锡          4,570       1,595       34.90
  锌        455,275      23,800        5.23
铝合金       11,780         120        1.02