high-tension switch gear

例句：

1. 1. The new high-tension switchgear has greatly improved the efficiency of the power system.
   新型高压开关设备大大提高了电力系统的效率。
2. 2.The engineers have been working on developing a new type of high-tension switchgear to meet the increasing demand for energy.
   工程师们一直在努力开发一种新型的高压开关设备，以满足对能源日益增长的需求。
3. 3. The high-tension switchgear was installed in the power station, and it has proven to be an effectivesolution to the power outages.
   高压开关设备已安装在发电厂，并已被证明是解决停电问题的有效解决方案。