This work is difficult because the solutions of seismic inversion are always not unique, related to several procedures, such as the fine seismic processing, velocity analysis, and AVO analysis of BSR.

• 这项工作的难度体现在地震反演具有多解性。这项工作涉及到地震数据的精细处理、速度分析和BSR界面AVO分析等多个具体环节。