停车时纵移量3公里，横移5度。
下部装上水平螺杆后，还能使重物作小距离横移。
After lower part installs the horizontal screw rod, but can also cause the heavy item to make the small distance to move horizontally.
横移量的变化将极大地影响接触斑上的几何参数和力学参数。
The variation of lateral displacement affects extremely the geometry and mechanics parameters in contact zone.
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