[填空题]
The Moon orbits the Ebvj/(nfu:o9 +bvoo4vccs0 zi,k2c y(arth such that the same side always faces the Earth. Determine the ratio of the Moon’s spin angular momentum (about its own axis) to its orbital angular momentum. (In the latter case, treat the Moon as a particle orbiting the Earth.)ccisc( kzy 02, $\times10^{ -6}$