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pu shuo mi li de chen ji nian ling
Author(s): 
Pages: 18
Year: Issue:  4
Journal: Ocean World

Keyword:  表层沉积物年龄地质学地质沉积特殊地质调查研究时间顺序空间位置时间先后辽东浅滩;
Abstract: <正> 古往今来,大自然从来就是这么安排的,时间先后有序,空间位置有别,凡事讲究个先来后到。按常规,地质沉积年龄该是越底层越古老,越上层越年轻,以时间顺序相叠。但地质学者们在实际调查研究中发现,有的区域沉积物年龄顺序呈颠倒之势,表层沉积年龄反比底层的年龄跨度大。似乎是孙子出生后,爷爷才问世,这岂非咄咄怪事?何故?测年不准?特殊地质变故?
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