1·Local issues range frompollution and siltation due to coastal runoff to an increase in the harvest ofsome seaweeds, fueled by the demand for natural food.
局部问题包括从由海岸径流引起的污染及淤积到因对天然食品的强烈需求而引发对海草采捞的增大。
2·Downstream water flow slow, siltation of the alluvial soil more and more, forming a great many of the Delta islands.
下游水流缓慢，淤积的冲积土愈来愈多，形成一个有许多岛屿的巨大三角洲。
3·The evolution of Lake Dongting is determined by three main factors, which are tectonic subsidence, siltation and human impacts.
洞庭湖的演变主要受构造沉降、泥沙淤积和人类活动影响三大因素的控制。
4·Conditions in the sea area of Laizhou Port are analyzed, and sediment siltation due to Laizhou Port expansion is calculated.
对莱州港所在海区的自然条件进行了分析，对莱州港扩建方案的泥沙淤积进行计算和分析。
5·The correlation between the effective energy of wind, and the wave, wind and siltation of channel was derived.
导出了“有效风能”与浪、沙、航道淤积之间的相关关系；