长江河口地区水下砂体发育形成了良好的砂矿资源，具有开发利用前景。
The sand body in the water area of Changjiang estuary, which has developed into the good sand mineral resources, possesses promising prospects in exploitation and utilization.
反演分析成果表明，长江河口地区沉积物的固结系数相对室内试验固结系数高出1~2个数量级。
The back-calculated results show that the coefficient of consolidation in Yangtze river delta is 1~2 magnitude greater than that measured in the laboratory.
基于长江河口地区沉积物的特点，分析了该区域天然沉积土的渗透性能，得出渗透系数显著偏低的结论。
The coefficient of permeability of natural intermediate soils on the northern bank of the Yangtze river delta is successfully predicted by porous materials models.
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