Research Article
Dynamic Characteristics of Metro Tunnel Closely Parallel to a Ground Fissure
Table 2
Similar constants of shaking table model.
| Physical quantity | Similarity relationship | Similar ratio |
| Length | | 1/30 | Displacement | | 1/30 | Density | | 1 | Young's modulus | | 1/10 | Strain | | 1 | Stress | | 1/10 | Poisson ratio | | 1 | Acceleration | | 3 | Frequency | | | Time | | |
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