standing waves

英 美
  • 驻波
  • standing n.持续;地位adj.永久的;不动的;直立的;不流动的动词stand的现在分词.
  • waves n.波名词wave的复数形式.
名词 standing wave:
  1. a wave (as a sound wave in a chamber or an electromagnetic wave in a transmission line) in which the ratio of its instantaneous amplitude at one point to that at any other point does not vary with time