harbor equipments

例句：

1. 1. The harbor equipments are essential for the safe operation of the ship.
   港口设备对于船舶的安全运行至关重要。
2. 2.The port authorities have invested heavily in upgrading its harbor equipments.
   港口当局已经投入大量资金升级港口设备。
3. 3. The new harbor equipments have greatly improved the efficiency of cargo handling at the port.
   新的港口设备大大提高了港口货物处理的效率。