trolley-assisted mine truck

例句：

1. 1.The trolley-assisted mine truck is used to transport heavy materials in remote areas.
   自动扶梯辅助矿用卡车用于在偏远地区运输重材料。
2. 2. The trolley-assisted mine truck has greatly improved the efficiency of mining operations.
   自动扶梯辅助矿用卡车大大提高了采矿作业的效率。
3. 3.The trolley-assisted mine truck was designed to be more environmentally friendly than traditional vehicles.
   自动扶梯辅助矿用卡车被设计成比传统车辆更环保。