marine sand borrow area 海沙采挖区
shallow marine sand bodies 浅海砂岩体
construction marine sand deposit 建筑用海砂矿
marine sand desalination treatment 淡化海砂
marine iron ore sand dredger 海上铁矿砂开采船
Xinpu Phosphate Mine, medium and small-sized, features Complicated hydrogeological conditions and Marine sludge and heaving sand menacing underground operation.
新浦磷矿为一水文地质条件较复杂，海淤、流砂威胁井下开采的中小型矿山。
Coastal delta, tidal flat, Marine marsh, mangrove wetland, lagoon and sand beach are the main types of the coastal wetlands of China.
我国的滨海湿地主要包括三角洲湿地、滨岸沼泽、淤泥质海岸、红树林沼泽、海岸潟湖、砂质海岸湿地等几种主要湿地类型。
Calcareous sand is a cause of special Marine geotechnical medium, pile foundation works are not uncommon in the calcareous sand.
钙质砂是一种海洋生物成因的特殊岩土介质，在钙质砂地基中的桩基工程又很常见。
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