结果表明：管内液体压力增加、冲头直径增加、 材料壁厚增加都会使冲头推力增大；
The result shows that the punch-force increases with the increasing of the hydraulic pressure, the punch diameter and the thickness of the tube.
在制动鼓半径、制动鼓宽度和制动分泵推力一定的情况下，增大制动器的制动力矩，即可提高制动性能。
Under given radius and width of the brake drum and thrust of actuating pump, braking performance may be improved by increasing the braking torque of the brake.
转子磁场中心安装偏差所产生的轴向磁拉力很小，转子磁极中心挂装高程差所产生的不平衡力偶不致增大推力瓦受力。
The couple of force created by rotor pole center suspending difference may not increase the pressure on the thrust pad.
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