[填空题]
The angular momentum 10 in ts rc*2 jzdf. y0cou1f9he hydrogen atom is given both bykq*uy,j d9kgz )+cebk5 uvb8, the Bohr model and by quantum mechanics. Compare +9ky *dejkvu c)gk58 b ,,bzquthe results for $L = mvr$.
or $L_{\text{QM}}$ = $\hbar$. asdfasdofadsf