trap-door structure的意思|示意

The tear fault intersected with low angle normal fault or thrust fault can form some traps, e. g. trap-door structure trap.

撕裂断层与低角度正断层或逆冲断层相交时常形成有利圈闭，如活板构造等。

Trap door structure, pop up structure, and assemblage of listric thrust, dragged anticline and dragged syncline are most favorable to the accumulation of oil and gas.

滚板构造、冲起构造和铲形逆断层与牵引背斜、牵引向斜组合对油气的聚集最为有利。