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太空探索公司(SpaceX)成功回收“猎鹰9号”火箭第一级,点燃了大众对于火箭回收的关注热情.本文试图通过简单易懂的方式向大众介绍一些与火箭回收相关的航天原理,利用竹筒粽子这一生活中常见的事物解释宇宙第一速度、多级火箭、软着陆等科学概念.
SpaceX successfully reclaimed the “Falcon 9” rocket first stage, igniting the public’s enthusiasm for rocket recovery.This article attempts to introduce to the public in a straightforward way some of the rocket recovery-related aerospace principles , Using the common things in this life of bamboo dumplings to explain the scientific concept of the first speed in the universe, multi-stage rocket, and soft landing.