Mechanical disturbance that propagates as a longitudinal wave through a solid, liquid, or gas. A sound wave is generated by a vibrating object.
以纵波形式借由固体、液体或气体传播的物理扰动。声波是由振动的物体产生。
2
Analyse principle of operation, technology feature of single-phase alternating current induced liquid metal electromagnetic pump wave soldering machine.
重点分析单相交流感应式液态金属电磁泵波峰焊接设备技术的工作原理、技术特征；
3
Unlike in a pure liquid in which the pressure wave velocity is constant, the wave velocity in gas-liquid mixtures varies with pressure.