The anticline belt of Langa locates in the south Tahe Oilfield where bears condition of developing non-anticline straps,but its exploration level is low.

• 兰尕背斜带处于塔河油田南部,具有发育非背斜圈闭的条件,勘探程度较低,依赖于初始模型的常规反演方法难以获得精确的反演结果。