Filling in the large island will set off huge swells on the surface of the sea. Wave dams can't stop the swells. Forming a barrier with island chains.

Stop the wave. The swells drain most of their energy from the islands first. The remaining waves are already insignificant.

It can be completely blocked by a wave dam that acts as a second barrier. Therefore, this wave dam is very important.

It took 3 years to finally build it. ...... Weekly application

"Excavating the Earth" 3 The shipwreck in the South China Sea is being hit by hand, please wait a moment,

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