華為高鐵通信節(jié)能專利公布 接入網(wǎng)設(shè)備處于鐵軌沿線

array(1) { [391238]=> array(2) { [2]=> array(5) { [0]=> string(6) "華為" [1]=> string(6) "高鐵" [2]=> string(12) "節(jié)能環(huán)保" [3]=> string(12) "通信設(shè)備" [4]=> string(12) "鐵路軌道" } [4]=> array(1) { [0]=> string(19) "同花順7x24快訊" } } }