乘联会：铁锂电池的成本优势有望进一步显现

array(1) { [459541]=> array(2) { [2]=> array(2) { [0]=> string(9) "锂电池" [1]=> string(9) "乘联会" } [4]=> array(1) { [0]=> string(19) "同花顺7x24快讯" } } }