| 厚度/mm |
| 频率/Hz | ||||
| 优化前 | 优化后 |
| 增加量/mm | 优化前 | 优化后 | 增加量/% |
| 5 | 5.05 | 0.05 | 60.83 | 61.75 | 1.5 | |
| 5 | 5.15 | 0.15 | 60.83 | 63.82 | 4.9 | |
| 5 | 5.25 | 0.25 | 60.83 | 65.78 | 8.1 | |
| 5 | 5.35 | 0.35 | 60.83 | 69.18 | 13.7 | |
| 5 | 5.45 | 0.45 | 60.83 | 74.32 | 22.1 | |
| 5 | 5.55 | 0.55 | 60.83 | 79.63 | 30.9 | |
| 5 | 5.65 | 0.65 | 60.83 | 86.38 | 42.0 | |
| 5 | 5.75 | 0.75 | 60.83 | 92.84 | 52.6 | |
| 5 | 5.85 | 0.85 | 60.83 | 99.73 | 63.9 | |
| 5 | 5.95 | 0.95 | 60.83 | 108.74 | 78.8 | |