geologic time scale的例句大全

Hence it is considered that a galactic year can be based on to institute an ideal geologic time scale in which a galactic year is an era.

银河年是建立理想地质年代表的基础，每一个银河年就是一个代。

According to the recent astronomic observations, qualitative change evolution of organisms and global glacial stage data, the appropriate time interval of a galactic year should be 260 Ma, based on which a new geologic time scale is put forward in this paper.

依目前天文观测及全球生物质变进化和冰期资料来看，银河年时距以260Ma为宜。本文据此提出了一个新的地质年代表。

as he explains, the geologic time scale is largely based on the stratigraphic record.

他解释说，地质时间尺度很大程度上基于对地层的记录。

The geologic significance at a time can be explained by time-scale slice up according to 3D geologic model.

对三维地质模型进行时间轴切片，就对某一时刻的地质意义做出解释。