The position control of side guider, pinch roll, and mandrel is very important for the wholecoil area. It influences directly the success of coiling.
侧导板、夹送辊、卷筒的位置控制对整个卷取区至关重要，直接影响卷取成功与否。
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Warm compaction technology have been successfully employed to automotive parts including turbine hub, connecting rod, gears, wholecoil and electronic igniter, and so on.
Current change in the MR damper coil can change the stiffness and damping of the whole support system, so the vibration of high-speed rotor can be suppressed by the MR damper.