The amplitudes and continuities of sea level change and lead to the short time for the reefs and shoals to expose on the platform, resulting in highly heterogeneous reef and shoal reservoirs.

• 由于海平面变化的幅度较小及持续的时间较短，使得台内礁、滩的间歇性暴露时间较短，白云岩化强度不一，从而造成了礁、滩储层严重的非均质性。