读报
登录注册网站首页
 

MAGIC WORLD

Guinness world records

作者:21st
Aa
  • -   
  •    +
World’s smallest helicopter 最小的直升飞机

This is the smallest helicopter in the world. The GEN H-4 from Japan only weighs 70 kg. It’s about as heavy as an adult (成年人). It can carry only one person.
点击阅读全文
联系我们  |  诚聘英才  |  关于我们  |  版权声明
© i21st.cn   京ICP备2024066071号-1
 
选择报纸
选择报纸
关闭