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g 应是 9. 8 N kg，还是 9. 8 m s²？ - 知乎 如果说g是地表物体受到的地球引力与其质量的比值，则 说它等于9 8 N kg的前提是——“牛顿”这个单位，是通过牛顿第二定律这一物理定律，从质量和加速度两个物理量一致性推导的。 要说9 8 N kg和9 8 m s²究竟有何差别，举一个例子就明白了。
Use Google Drive for desktop - Google Drive Help To easily manage and share content across all of your devices and the cloud, use Google's desktop sync client: Drive for desktop If you edit, delete or move a file on the Cloud, the same change happens on your computer and devices, and vice versa In this way, your files are always up to date and can be accessed from any device Open files stored on the Cloud directly on your computer Find
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Google Chrome Help Official Google Chrome Help Center where you can find tips and tutorials on using Google Chrome and other answers to frequently asked questions