分流河道发育情况控制了三角洲朵体的大小和位置。
The size and location of the deltas were controlled by distributary watercourses.
基准面下降，展布范围增大，并出现新的扇三角洲朵体。
When the base level descends, range of distribution increases and new fan-delta lobes appear.
要考虑的另一方面是沉积物源被移到别处之后被抛弃的三角洲朵体的命运。
Another aspect to consider is the fate of an abandoned delta lobe after the sediment supply had moved elsewhere.
要考虑的另一方面是沉积物源被移到别处之后被抛弃的三角洲朵体的命运。
Another aspect to consider is the fate of an abandoned delta lobe after the sediment supply had moved elsewhere.
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