The paper figured out the volume of rock drillability and optimum bit selecting program. 求出了新疆麦盖提地区可钻性级值及最优钻头选型方案。
Based on applicability of each type of TBM, users can select appropriate TBMs to meet their needs and geological conditions. 使用者可根据地质条件及特殊需要对隧道掘进机进行初步的选型。
