沪镍主力合约涨幅扩大至4%

array(1) { [391960]=> array(2) { [2]=> array(3) { [0]=> string(12) "商品期货" [1]=> string(12) "主力合约" [2]=> string(9) "镍期货" } [4]=> array(1) { [0]=> string(19) "同花顺7x24快讯" } } }