In traditional vehicle model, spring and damper are usually parallelly arranged.
传统铁道客车模型一般是弹簧、阻尼器并联的形式。
Seat Flip: spring back, also can be slow return spring plus damper body.
座板翻转：弹簧回复，也可做弹簧加阻尼慢回复机构。
Seat Flip: spring back, also can be slow return spring plus damper body.
座板翻转：弹簧回复，也可做弹簧加阻尼慢回复机构。
应用推荐