workhead transformer

例句：

1. 1. The workhead transformer is a crucial component in the electrical system.
   工作头变压器是电气系统中至关重要的组成部分。
2. 2.The workhead transformer was designed to improve the efficiency of the power grid.
   工作头变压器被设计用来提高电网的效率。
3. 3.The workhead transformer was installed at the substation, which significantly reduced the power loss.
   工作头变压器安装在变电站，这显著减少了电力损耗。