电力公司修试所:power facilities repairing and testing station. 发电工区:power generation section. 变电工区:power transformation section or station. 调度所:power dispatching station . 计量所:measuring station. 说明两点:1.发电工区,变电工区的工区都可以有围墙,不象线路工区地域太大了,故译成section. 2.计量所,实际上是调试校正计量器具的地方,故译成 metrology laboratory 也未尝不可.