上级分类： IDEA:INBS:HALFBAKERY。

Science: Spacecraft: Propulsion

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YAML 问题

—, 18,813 8:01

没有子分类。

想法 Mutually-Repulsing Rockets

Make objects push against each other to opposite directions, and avoid the tyranny of the rocket equation.

—Mindey, 19,084 0:08