[填空题]
The Moon orbits the Earth such thahy75p/0bmfq/ gen13x aqki+vsk7un2t the same side always fdz q xz js+rt0.7zfh9*aces the Earth. Determine the ratio of the Moon’s spin angular momentum (about its own axis) to its orbital angular momentum. rdtz*0 shz9 zq+.f7xj (In the latter case, treat the Moon as a particle orbiting the Earth.) $\times10^{ -6}$