As a result a reflected wave is sent back into the water, but this is a rare faction wave. 结果，向水中送回一个返射波，但这是一种稀疏波。
The wave heights behind a submerged semi-circular breakwater shall be superimposed by diffracted and transmitted wave heights. 半圆型潜堤后的波高将由绕射波高与传递波高迭加而成。
