铜     315,075    213,925   101,150   32.10%      32.05%
  铝   1,382,125  1,063,000   319,125   23.09%      23.25%
  铅     160,000     98,950    61,050   38.16%      38.17%
  镍     372,876    253,164   119,712   32.11%      31.98%
  锡       1,800      1,595       205   11.39%      13.90%
  锌     281,250     70,350   210,900   74.99%      75.23%
铝合金    12,340     12,340         0    0.00%       0.00%