one dimension phononic crystals

• 一维声子晶体

one dimension phononic crystals的用法和样例：

例句

1. The methods employed in studying the wave motion in phononic crystals are based on the plane-wave expansion method and supercell technique.
   本研究以平面波展开法分析二维声子晶体其彻体波与表面声波的波传行为及频沟现象，并针对不同效应在调变声波频沟上作进一步的探讨。