locomotive service capacity

例句：

1. 1. The train'slocomotive service capacity is sufficientfor the journey.
   这列火车的机车服务能力足以完成这次旅行。
2. 2. The engineer needsto ensure that the locomotivesare properly maintained to maintain their service capacity.
   工程师需要确保机车得到适当的维护，以保持其服务能力。
3. 3. The companyhas invested heavily in upgradingits locomotives toimprove its service capacity.
   该公司投入大量资金升级机车，以提高服务能力。