$X : D_{k}^{n}$	$D_{0}^{4}$	$D_{1}^{4}$	$D_{2}^{4}$	$D_{3}^{4}$	$D_{4}^{4}$
理论值	$D_{0}^{4}$	$D_{1}^{4}$	$D_{1}^{4}$	$D_{1}^{4}$	$D_{4}^{4}$
实际值	$D_{0}^{4}$	$D_{1}^{4}$	$D_{1}^{4}$	$D_{1}^{4}$