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| 波动方程表示以波的形式传播扰动的空间和时间关系的方程式。在直角坐标系 x,y,z中为： V² φ = # + # + # = e 式中 φ 为波的位移, e 为体积应变 | |||
| 波动方程式 | |||
| 波动方程 | |||
| wave equation: 42 phrases in 9 subjects |
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