single-phase three wire transformer

例句：

1. 1. The new transformer is designed for single-phase three wire systems.
   新变压器是为单相三线系统设计的。
2. 2.The transformer converts alternating current to direct current, which is essential for single-phase power distribution.
   变压器将交流电转换为直流电，这对于单相电力分配至关重要。
3. 3. In a single-phase system, the load can be balanced by adjusting the phase shift of the transformer.
   在单相系统中，可以通过调整变压器的相位偏移来平衡负载。