Three types of adjustable turning rolls: manual lead screw adjusting, manual bolt shifting and electric sliding plate shifting.
三种可调式滚轮架：手动丝杆可调式、手动螺栓移位式和电动滑板移位式。
2
Locks typically consist of a sliding, pivoted, or rotary bolt protected by a fixed or movable object.
锁通常由一个滑动，无所不能，或由一个旋转螺栓固定或可移动的物体的保护。
3
Through verification of an engineering case, the authors' work made contribution to the transition of designing method of anti-sliding pile with anchored bolt from definition to reliability.