Movable spring feed-duct 可移动弹簧进料管
spring-suspended movable stripper 弹簧式可动卸料板
movable contact spring 动接点弹簧片
W is attached to a bar, movable vertically around an axis a and suspended by the helical spring F.
摆锤W装在一根杆上，在轴a周围垂直移动，它由螺旋弹簧f所悬挂。
The valve consists of an electromagnetic loop, a valve core, a replacement spring and a shell and the valve core consists of a retaining iron, a movable bar and a sealing pad.
它由电磁线圈、阀芯、复位弹簧和外壳组成，阀芯由挡铁，动杆和密封垫构成。
The transition pedal mechanism comprises a transition pedal, a gas spring, a cross rod, a connecting rod, and an upper and a lower sleeves of a movable rod.
所述过渡踏板机构包括过渡踏板、气弹簧、横杆、连接杆以及相互套接的活动杆上套管和下套管；
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