صفحه نمایش vibrating redhills چنای
دریافت بیشتر الکترومغناطیسی از طریق فیدر ارتعاشی. Vibration Definition of Vibration by MerriamWebster. Vibration definition is a periodic motion of the particles of an elastic body or medium in alternately opposite directions from the position of equilibrium when that equilibrium has been disturbed (as ...