[Retracted] Optimal Design of Vehicle Structure Based on Computer-Aided Technology

Table 3

Performance after structural optimization.

Material	Fsag (mm)	Fupper (mm)	Flower (mm)	w (Hz)
Low-carbon steel	1.46	1.91	0.87	38
High strength steel	1.96	2.47	1.82	36
Aluminum alloy	1.56	2.57	1.46	41
Magnesium alloy	1.36	2.57	1.33	54