20
扔纸飞机前为何要先哈一口气？歼15总设计师解答 - 网络趣闻 - cnBeta.COM
source link: https://hot.cnbeta.com/articles/funny/775043
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.
小时候我们玩纸飞机总喜欢先哈一口气，再扔出去，这样的举动到底有什么科学依据呢？我们先从物理角度来分析，纸飞机机头较小，虽然能减少阻力，但又使机头质量过轻、机身质量不平均。
Recommend
About Joyk
Aggregate valuable and interesting links.
Joyk means Joy of geeK