题目内容
______________ of wave is the measurement of the number of times that a repeated event occurs per unit time.
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The ________________ is the maximum depth at which at which a water wave’s passage causes significant water motion significant water motion.
The phenomena that wave crests bend which occur when waves approaching the shore is called ________________.
The standing wave usually appears due to the interference between the incident wave and reflected wave after the _______________ of progressive wave by vertical boundaries.
_________________ are fast and long waves generated by seismic events such as underwater fault movement (错层运动).
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