48
8848还是8844，珠峰海拔到底是怎么测出来的？
source link: https://tech.sina.com.cn/d/n/2019-10-02/doc-iicezueu9650044.shtml
Go to the source link to view the article. You can view the picture content, updated content and better typesetting reading experience. If the link is broken, please click the button below to view the snapshot at that time.
来源：中国科普博览提起给“大家伙”测量身高，相信很多人会想起这么一个故事——在金字塔建成后，人们一直苦恼如何测量金字塔的高度。直到泰勒斯的出现，他让人一直量自己的影子，当影子的长度跟身高一样的时候去测量金字塔的影子的长度，就可以知道金字塔的
Recommend
About Joyk
Aggregate valuable and interesting links.
Joyk means Joy of geeK