gas-lift equipment

例句：

1. 1.The gas-lift equipment was installed in the basement to help us move heavy items upstairs.
   升降机设备安装在地下室，帮助我们搬运重物上楼。
2. 2. The gas-lift equipment is essential for emergency situations when people need to quickly get out of the building.
   升降机设备在紧急情况下对于人们快速离开建筑物至关重要。
3. 3.The gas-lift equipment has been upgraded to provide better safety and comfort for passengers.
   升降机设备已经升级，为乘客提供了更好的安全性和舒适度。