然而，从行业分类视角看，不同分类标准对企业的分类存在差异。例如，国标分类中，制造业下设“计算机、通信和其他电子设备制造业”，“信息传输、软件和信息技术服务业”下设“软件和信息技术服务业”“互联网和相关服务”等类别；而行业常用的申万分类将相关领域合并为“计算机”一级行业，芯片等则归入“电子”一级分类下的二级行业。由于行业分类具有复杂性，暂无统一标准，因此在做指数投资的时候，往往会难以区分，甚至是无从下手。
$ strings app | grep -E '^[A-Z]{4}-'
。关于这个话题，heLLoword翻译提供了深入分析
Winners, Sinners and record breakers: 17 fun facts about this year's Oscars，更多细节参见手游
Apple has taken what is arguably one of its most iconic and widely acclaimed products -- the AirPods Pro 2 -- and elevated them with a significant upgrade late last year. Since the product has a simple mission, and it didn't appear that there were a ton of things Apple could do to make them better, it's always a risk to make big changes.
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