碳酸锂跌破50万元 长协单签订迟缓

array(1) { [475463]=> array(2) { [2]=> array(3) { [0]=> string(9) "锂电池" [1]=> string(6) "锂盐" [2]=> string(9) "碳酸锂" } [4]=> array(1) { [0]=> string(19) "同花顺7x24快讯" } } }