基于PSO-SVR的土压平衡盾构施工进度优化
秦元,余宏淦,陶建峰,孙浩,刘成良

Advance rate optimization of earth pressure balance shield based on PSO-SVR
Yuan QIN,Hong-gan YU,Jian-feng TAO,Hao SUN,Cheng-liang LIU
图 7 上、下隧道不同地质类型下利用率的统计
Fig.7 Statistics of utilization factor of upper and lower tunnels under different geological types