If you use Excel 40 hours a week (and those are the weeks you are on vacation), welcome to the MrExcel channel. Home to 2,400 free Excel tutorials. Bill "MrExcel" Jelen is the author of 67 books about ...

在介绍VLOOKUP函数使用方法之前，我先介绍下什么是VLOOKUP函数。VLOOKUP函数是Excel中的一个查找函数，在工作中都有广泛应用，掌握好VLOOKUP函数能够极大提高工作的效率。功能是按列查找，最终返回该列所需查询列序所对应的值。该函数的语法规则如下： 接下来我 ...

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Abstract: Extremely large-scale multiple-input-multiple-output (XL-MIMO), which offers vast spatial degrees of freedom, has emerged as a potentially pivotal enabling technology for the sixth ...

The browser is increasingly becoming the central application on the PC. Today, users not only open their browsers to view websites, but also to work with office applications such as Word and Excel or ...