[填空题]
The angular momentum 10 in the hydr n* kay5tiru+u 1;3oqf ).gyyoogen atol;b.+r5 pmt; faeg x8im is given both by the Bohr model and by quantum mechanics;txrm5i .ag el8f; bp+. Compare the results for $L = mvr$.
or $L_{\text{QM}}$ = $\hbar$. asdfasdofadsf