armature spring fastener

例句：

1. 1. The car's armaturespring fastener was damaged during the accident.
   汽车的弹簧扣件在事故中损坏了。
2. 2. The engineer used a special toolto tighten the armature spring fastener.
   工程师使用特殊的工具来紧固弹簧扣件。
3. 3. The new design of the armature spring fastener has improved the car's performance.
   新型的弹簧扣件设计提高了汽车的性能。