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求用英文介绍纵波和横波 【transverse wave and longitudinal wav

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求用英文介绍纵波和横波 【transverse wave and longitudinal wav
求用英文介绍纵波和横波
【transverse wave and longitudinal wave】
longitudinal wave has compression,rarefration,travel faster in solids,and travel slower in gases,travel back and fort horizontal 再答: transvers wave do not need medium to travel,it has crest,troughs,travel up and down vertical
再答: 望采纳ww