宜昌莲沱地区早震旦世南沱冰碛岩，位于鄂中古岛陆西部冰川前缘地区。
The Nantuo Formation of Early Sinian Epoch in Liantuo area, Yichang is situated in glacier frontland of western palaeo—island continent of central Hubei.
喀拉玉尔滚右旋走滑断层为薄皮构造，调节了却勒地区东、西段前缘的变形差异。
Karayulgun dextral strike-slip fault, which is a thin-skinned structure, adjusted the deformation difference located at frontal range of Quele area.
大巴山前缘逆冲推覆带足一个构造复杂，但油气前景较好的地区。
The over-thrust nappe in the margin of Daba Mountain is a zone with complex structures but fairly good prospects to hydrocarbon exploration.
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