Why there is little hole in airplane windows?

4 点作者 mirap将近 8 年前

1 comment

CarolineW将近 8 年前

Much discussion and the raising (and in most cases answering) or related issues can be found here:<p><a href="https://news.ycombinator.com/item?id=9633051" rel="nofollow">https://news.ycombinator.com/item?id=9633051</a>