drag link ball nut

例句：

1. 1. Theengineer used a special tool to remove thedrag link ball nut from the machine.
   工程师使用特殊工具从机器上取出拖链球。
2. 2. The technician carefully replaced the draglink ball nut to ensure smooth operationof the system.
   技术员仔细更换拖链球以确保系统的顺畅运行。
3. 3. The maintenance teamdiscovered that the drag link ball nutwas damaged and needed to be replaced immediately.
   维护团队发现拖链球螺母损坏，需要立即更换。