[填空题]
The angular momentum 10 in the hydro6:gtko o ioc+ u+5c4 j6vvc5zqgen atom is given both by the Bot3kio y;:f6ja9da inxx 8 e6i+hr model and byiyifia 9an+6:dx3 ;jxo tke6 8 quantum mechanics. Compare the results for $L = mvr$.
or $L_{\text{QM}}$ = $\hbar$. asdfasdofadsf