This paper sets forth the fact that the eccentric action of coil spring is an important factor in the causation of abnormal vibration of vehicle and severe wear on bolster guide.
本文指出螺旋弹簧有偏离中心的弹性作用，是引起车辆不正常振动和摇枕纵向挡严重磨损的一个重要因素。
The utility model discloses a sealing and unsealing device for a bottle mouth, comprising an opener with eccentric feet, primary and secondary rotors, a spring, etc.
本实用新型是一种瓶口启封装置，它由带偏心脚的启子，主、副转子，弹簧等组成。
The utility model discloses a sealing and unsealing device for a bottle mouth, comprising an opener with eccentric feet, primary and secondary rotors, a spring, etc.
本实用新型是一种瓶口启封装置，它由带偏心脚的启子，主、副转子，弹簧等组成。
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