surrounding rock stability造句怎么写

The research on the methodology of weighted average evaluation for surrounding rock stability of tunnel

By using model test of simulated materials and finite element calculation and theory deduce, the alternate exterior entry surrounding rock stability in dynamical pressure area is systemically studied.

Fuzzy evaluation on surrounding rock stability of the layered rock mass underground cavern

Analyzing methods of surrounding rock stability in underground engineering;

Control technique of surrounding rock stability for main entry with underlie coal seams mined