[填空题]
The Moon orbits the Earth uun6j4t)n +;xjkzz)v h*bfe -such that the same side always fay b);9uxrowr(s jvz+ 7ces the Earth. Determine the ratio of the Moon’s spin angular momentum (about its own axis) to its or+uwos9yx7)vr ;jz (brbital angular momentum. (In the latter case, treat the Moon as a particle orbiting the Earth.) $\times10^{ -6}$
