Record player A phonograph record stores a copy of sound waves as a series of undulations in a wavy groove inscribed on its rotating surface by the recording stylus. 留声机的唱片以针在旋转表面的蜿蜒纹道上刻出一连串的波纹来储存声波拷贝。
Computational simulation of sound emission in tread groove 轮胎花纹沟的发声模拟计算
Analysis on Relativity of Vibration and Abnormal Sound of Deep Groove Ball Bearings 深沟球轴承振动与异声相关性分析