品种 结算价   开盘    最高    最低    收盘   涨跌
-------------------------------------------------
   2321     2320    2320    2335    2332   -23
   2759     2729    2729    2749    2735   +35
  成交量   持仓     增减    库存    增减
-------------------------------------------------
铅                              131125   -50
锌                              249025   ---