It was a new attempt to put a core wall which sit in rubble mound break - water to get good effect of wave attenuation and stop silt and sand from entering a part.
在斜坡堤内设置刚性混凝土心墙板，是增加消浪效果和防止泥沙进入港内的一种新尝试。
It was a new attempt to put a core wall which sit in rubble mound break - water to get good effect of wave attenuation and stop silt and sand from entering a part.
在斜坡堤内设置刚性混凝土心墙板，是增加消浪效果和防止泥沙进入港内的一种新尝试。
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