pole-type transformer

例句：

1. 1. The pole-type transformer is used in the power transmission system to convert alternating current to direct current.
   柱式变压器用于电力传输系统中，将交流电转换为直流电。
2. 2. The pole-type transformer is an essential component of the electrical grid, providing a stable voltage for power distribution.
   柱式变压器是电网中不可或缺的组成部分，为电力分配提供稳定的电压。
3. 3. In some cases, the pole-type transformer may be replaced with a more efficient alternative, such asa synchronous generator, to improve efficiency and reduce costs.
   在某些情况下，可能会用更高效的替代设备，如同步发电机，来提高效率并降低成本。