[填空题]
The angular momentum 10 in the hydrogen atom is given botpmulmon87tdq 92mqw;) dv c( +z gor,6h by the Bnlq +mfd )* rxzwd57b7ohr model and by quantum mechanics. Compare the results*z fw m57)+ b7dnxqrdl for $L = mvr$.
or $L_{\text{QM}}$ = $\hbar$. asdfasdofadsf