[填空题]
The Moon orbits the Earth such thatmocos 2(/gx )vz,*o tv the same side always ,3e0d zrts/cl 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 Eartrc0,st /dl ze3h.) $\times10^{ -6}$