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1·The decrease of fluvial sediment to the estuary has led to coarsening of bottom sediments in the modern delta and shrinking of modern depocenter.

现代沉积区沉积中心面积的减少，表明锋带沉积作用的减弱。

2·Based on these prerequisites, this paper presumes to categorize lake deltas on the basis of slope and distance between source area and depocenter.

本文从这一总的前提出发，提出了以坡降大小和距物源区远近为主要因素，对入湖三角洲进行分类的设想。

3·Banghu syncline in the Qianjiang sag is a depocenter of Paleogene Qianjiang Formation, and is the richest hydrocarbon generation center in Jianghan Basin.

潜江凹陷蚌湖向斜是下第三系潜江组的沉积中心，是江汉盆地油气最富集的生烃中心。