# Difference between revisions of "Dictionary:Acoustic wave equation/zh-hans"

(Created page with "Dictionary:声波波动方程") |
(Created page with "或 <math> \frac{\partial^2 \rho}{d x^2} = \left(\frac{\rho}{k}\right) \frac{\partial^2 \rho}{\partial t^2} </math>") |
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<math> \frac{\partial^2 P}{d x^2} = \left(\frac{\rho}{k}\right) \frac{\partial^2 P}{\partial t^2} </math> | <math> \frac{\partial^2 P}{d x^2} = \left(\frac{\rho}{k}\right) \frac{\partial^2 P}{\partial t^2} </math> | ||

− | + | 或 | |

<math> \frac{\partial^2 \rho}{d x^2} = \left(\frac{\rho}{k}\right) \frac{\partial^2 \rho}{\partial t^2} </math> | <math> \frac{\partial^2 \rho}{d x^2} = \left(\frac{\rho}{k}\right) \frac{\partial^2 \rho}{\partial t^2} </math> | ||

## Revision as of 16:36, 29 December 2017

或

where *P*=pressure, ρ=density, *k*=bulk modulus.