wave front造句

1、In the end the propagation rule of wave front set under linear substitution mapping is given.
最后揭示了线性变量替换映射下波锋集的传播规律。

2、Direction:the horizontal vector perpendicular to the wave front along which the crext travels.
方向（D）：运动方向，垂直于波阵面的水平方向；

3、At each interface the spreading wave front is made discontinuous.
在每一分界面上扩展的波前出现间断。

4、Successive positions of the wave front are then given by the envelopes of the secondary waves.
因此波前的相继位置即为次波的包络面。

wave front翻译