Long base level, middle base level and short base level are divided in the systemstract of all the sequences.
对每个层序的体系域进行了长周期、中周期和短周期基准面旋回的划分。
2
Lowstand System Tracts of Early and Metaphse Jurassic Period was undergrown, of which Transgressive SystemsTract and Highstand SystemsTract made up.
早、中侏罗世低位体系域不发育，由海进体系域与高位体系域两部分组成。
3
It follows that the dynamic sequences in Zone a are made up of the flexural deformation systemstract (FST) and viscoelastic deformation systemstract (VST).