differential case oil collector drum

例句：

1. 1. Thedifferential case oil collector drum is crucial forthe smooth operation of the engine.
   差速器油收集器滚筒对于发动机的平稳运行至关重要。
2. 2. The engineer carefully inspected thedifferential case oil collector drum to ensure itsproper functioning.
   工程师仔细检查差速器油收集器滚筒，确保其正常工作。
3. 3. During maintenance,the technician replaced the damaged differentialcase oil collector drum with a newone.
   在维护过程中，技术人员用一个新的差速器油收集器滚筒替换了损坏的部件。