The study shows that the belt of Structure 4-5 is controlled by both folding and X-style faulting, and the structural style on the faulting development.

• 4-5号构造带复杂的构造样式受控于褶皱作用和剖面“X”型断裂作用的联合影响，断层的发育程度决定看构造样式。