Being a crucial factor in influencing the performance of Full Face Rock Tunnel Boring Machine (TBM), the cutterhead design is one of the key issues of TBM.
刀盘设计是全断面岩石隧道掘进机(TBM)的设计关键，是影响其掘进性能的决定性因素。
2
Pointed out the slope high the ratio of slope and the weathering depth is the hard soil and soft rock side slope stable major effect factor.
指出坡高、坡比和风化层厚度是硬土软岩边坡稳定性的主要影响因素。
3
The ultrasonic attenuation character in the rock is usually expressed by rock absorbability quality factor (q).