Reuters

China targets US rare earth and other firms with export controls

BEIJING, June 22 (Reuters) - China added MP Materials (MP.N), opens new tab and USA Rare Earth (USAR.O), opens new tab as well as eight other U.S. entities it said are linked to the U.S. military to ...
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CSV导入Excel格式全乱？用Power Query几秒搞定清洗与合并

平时从各种系统里导出的CSV数据，直接双击用Excel打开，经常会遇到几个让人抓狂的问题：手机号或邮编的前导零没了，日期格式乱七八糟，有些字段还全挤在一列里。如果文件多，每次都要手动分列、改格式，极其浪费时间。 其实，Excel里自带了一个叫Power Query ...