1.Cumulate plagioclase appears abruptly at the base of the F unit, which rests on an erosional disconformity .

1.堆斜长石在位于侵蚀假整合之上F单元基底突然现。

2.Based on isostasy principle, this paper made out a correction method for the calculation of disconformity erosion amount.

2.考虑地壳均衡效应，可以对传统地层剥蚀量计法进一步修正。