adverse geological phenomena的用法和样例：
- Owing to complicated and adverse geological conditions,the frame girder of reinforced concrete anchor bar was applied to reinforce the high slope of rebuilt access road.
- The time slice of coherent data body can unveil geological phenomena of fault,rock body margin,subsided column and unconformity.
- As a special geological phenomenon, detachment fault had been found in many petroliferous basins at home and abroad.
- This paper briefly introduces the concept, significant, content, methods and general steps of the fractal statistics for geological phenomena.