弹簧轴 meaning in English

spring shaft

Shutter windows open easily and electrical control , electric button switches , rocker hand , a belt wheel , the spring drive shaft and other open manner
卷帘门窗开启自如，有电动遥控、电动按键开关、手摇杆、手拉皮带、弹簧轴驱动等多种开启方式。
Warning ? while the spring mechanism is removed for check servicing ; never pull the screwdriver out or off the support notches on the arbors . doing so may cause bodily injuries
警告-在拆卸弹簧装置进行止回阀维修时，绝不要将螺丝起子拔出或拔离弹簧轴上的支撑坑。这样做可能会伤害阀体。
Warning ? while the spring mechanism is removed for check servicing ; never pull the screwdriver out or off the support notches on the arbors . doing so may cause bodily injuries
警告-在拆卸弹簧装置进行止回阀维修时，绝对不要将螺丝刀拔离支撑弹簧轴上的维修孔。这样做可能导致阀体受到伤害。