英语语法分析

The results indicate that there were two different provenance systems during the deposition of the upper Es 4 :one on the upthrow of the Tuo94fault and the other on the upthrow of the Shengbei fault.

沙四上亚段沉积时期，胜坨地区存在两个不同的物源体系，即坨94断层上升盘物源和胜北断层上升盘物源。