每经AI快讯，3月17日，美股航空股盘前集体上行，达美航空涨近5%，美国航空、阿拉斯加航空、联合大陆航空均涨超3%，西南航空涨近2%。（文章来源：每日经济新闻）
Source Link每经AI快讯，3月17日，美股航空股盘前集体上行，达美航空涨近5%，美国航空、阿拉斯加航空、联合大陆航空均涨超3%，西南航空涨近2%。（文章来源：每日经济新闻）
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