| 裂纹向右偏移距离/mm | 第一阶/Hz | 第二阶/Hz | B |
| −5 | 300.0 | 1918.0 | 2.52 |
| −4 | 302.6 | 1929.5 | 1.95 |
| −3 | 303.6 | 1936.1 | 1.59 |
| −2 | 304.9 | 1940.8 | 1.39 |
| −1 | 306.2 | 1943.6 | 1.31 |
| 0 | 307.2 | 1945.0 | 1.29 |
| 1 | 308.4 | 1945.8 | 1.34 |
| 2 | 309.7 | 1946.0 | 1.43 |
| 3 | 310.6 | 1945.3 | 1.59 |
| 4 | 311.4 | 1944.1 | 1.78 |
| 5 | 312.7 | 1943.9 | 1.98 |
| 10 | 317.2 | 1939.1 | 3.53 |
| 15 | 321.5 | 1938.5 | 5.48 |
| 20 | 325.6 | 1941.4 | 7.79 |
| 30 | 332.2 | 1949.1 | 16.11 |
| 40 | 337.0 | 1960.6 | 37.20 |