wave front

同根派生

英汉例句

• 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。
• Successive wave fronts in this case form a series of concentric spheres.
  相继波前形成了一系列的同心球面。
• The characteristic surface is essentially an acceleration front.
  特征曲面实质上是一种加速度波的波阵面。
• It starts with zero and grows to a maximum slightly behind the wave front.
  它从零值开始，并在稍后于波阵面处增长到最大值。