| 释义 |
p-wavesBNC¹⁴⁴⁶⁶⁴⁺³
基本例句
P波原型p-wave的复数 Given the velocity ratio of S- to P-waves, the depth of reflector and the offset, the horizontal distance between source and the converting point can be determined by solving a quartic equation.
如果我们已知介质中横波与纵波速度的比值、水平界面的埋藏深度和炮检距，炮点到共转换点的水平距离就可以通过解一个四次方程求出。 cnki |