The stratigraphic order, feature, sedimentary environment, original tectonic environment of Pre-Nanhua system are discussed on the basis of division of stratigraphic tectonic area.
在地层构造区划分的基础上，系统论述了前南华纪岩石地层层序、宏观特征、沉积环境、原始构造环境。
2
The 5 first ordertectonic sequences show that the 5 types of basins are formed in 5 evolution stages.
一级构造层序揭示了盆地经历了5个构造演化阶段，形成5个盆地原型。
3
It is significant to know changing character of lithosphere structure in order to analyze and study regional tectonic conditions, stress field and earthquake occurrence.