铜     329,375    219,625   109,750   33.32%      29.58%
  铝   1,556,150    968,475   587,675   37.76%      38.11%
  铅     183,150     90,025    93,125   50.85%      52.42%
  镍     380,610    275,280   105,330   27.67%      27.91%
  锡       2,320      1,860       460   19.83%      20.96%
  锌     345,150    192,075   153,075   44.35%      44.68%
铝合金    14,880     12,320     2,560   17.20%      17.20%