Table 2.
Period table of natural frequency of gate chamber structure under different conditions.
| Order | Normal water level | |
|---|---|---|
| Frequency | Cycle | |
| 1 | 4.038 | 0.248 |
| 2 | 4.178 | 0.239 |
| 3 | 7.708 | 0.130 |
| 4 | 13.013 | 0.077 |
| 5 | 13.820 | 0.072 |
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