接着建筑工人用抗腐蚀材料将沙土基座覆盖起来，再往上堆砌岩石层。
The builders covered it with an erosion-resistant cloth, then stacked layers of rocks on the sand.
新材料比钢更抗腐蚀，更易清洁，掉到水里易浮起，制造过程也更加环保。
The composite is more resistant to corrosion than the steel it replaces, is easier to clean and floats. It is also greener to manufacture.
最新开发的复合材料具有节能，性能好，抗腐蚀，寿命长和无污染等五大优势。
The advantages of the recently developed composite materials are energy saving, performance efficient, corrosion resistant, long service time, and without environmental pollution.
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