鹏辉能源：钠离子电池研发进展良好 电芯性能测试结果较理想

array(1) { [460899]=> array(2) { [2]=> array(3) { [0]=> string(6) "电芯" [1]=> string(9) "钠电池" [2]=> string(12) "鹏辉能源" } [4]=> array(1) { [0]=> string(19) "同花顺7x24快讯" } } }