sedimentatevt.沉积
sedimentn.沉淀物
sedimentary-tectonic setting构造和沉积背景
sediment contamination release底泥污染物释放
sediment transport in pipeline管道输沙
sedimentary evolution features沉积演化特征
sediment-carrying capability挟沙能力
sedimentary environment change环境演变
Sedimento-tectonic evolution沉积-构造演化
sediment erosion and siltation泥沙冲淤