road maintenance equipment

例句：

1. 1. The company's road maintenance equipment is state-of-the-art.
   该公司的道路维护设备是最先进的。
2. 2. The engineer used the latest road maintenance equipment to repair the damaged bridge.
   工程师使用最新的道路维护设备修复了损坏的桥梁。
3. 3. The new road maintenance equipment will greatly improve the efficiency of road maintenance work.
   新型道路维护设备将大大提高道路维护工作的效率。