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SCIENCE STUDY

A down-to-Earth engineering problem

作者:TEENS
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ROCKET LAB

用直升机回收火箭?这不是电影大片!

Can a helicopter (直升机) catch a falling rocket? It sounds like something from a movie, but the company Rocket Lab has tried it for real. It hopes to lower (降低) the cost of rockets by reusing some parts.

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