recoil piston rod lug

例句：

1. 1. The engine's performance is greatly improved by the use of this new type of recoil piston rod.
   使用这种新型的回弹活塞杆大大提高了发动机的性能。
2. 2.The engineer carefully inspected each component to ensure that the recoil piston rod was securely mounted.
   工程师仔细检查每个部件，确保回弹活塞杆牢固安装。
3. 3.In the event of a power failure, the recoil piston rod will automatically reset the system.
   在电力故障发生时，回弹活塞杆会自动重置系统。