中新经纬3月22日电 北京时间22日凌晨，美股三大指数小幅上涨。截至收盘，道指涨0.08%，报41985.35点；标普500指数涨0.08%，报5667.56点；纳指涨0.52%，报17784.05点。来源：Wind本周，道指累计涨1.2%，标普500指数涨0.51%，纳指涨0.17%。盘面上，大型科技股多数上涨，特斯拉涨逾5%，苹果、脸书、微软涨逾1%，谷歌涨0.73%，亚马逊涨0.65%；...
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