锂电材料碳酸锂均价今日跌4000元/吨 失守50万元/吨关口

array(1) { [374269]=> array(2) { [2]=> array(3) { [0]=> string(9) "锂电池" [1]=> string(9) "碳酸锂" [2]=> string(12) "锂电材料" } [4]=> array(1) { [0]=> string(19) "同花顺7x24快讯" } } }