上期所不锈钢期货主力合约大涨4%

array(1) { [420522]=> array(2) { [2]=> array(4) { [0]=> string(6) "暴涨" [1]=> string(9) "上期所" [2]=> string(12) "主力合约" [3]=> string(15) "不锈钢期货" } [4]=> array(1) { [0]=> string(19) "同花顺7x24快讯" } } }