词语复位弹簧
解释backspring
backspring复位弹簧详细»
backspring〔名词〕反向弹簧详细»
backspring首倒缆详细»
复位弹簧back spring;offsetting spring详细»
复位弹簧offsetting spring;retracting spring详细»
复位弹簧〔名词〕return spring详细»