交割月份前结算今开盘最高价最低价收盘价结算参考价涨跌1涨跌2成交手成交额持仓手/变化商品名称:铜(BC)241066050663806717065930671406639010903406937230298.572463/-240241166090664906731066050672506653011604406088202544.346095/348241