multi-secondary instrument transformer

例句：

1. 1. The new multi-secondary instrument transformer has greatly improved the efficiency of our power system.
   这款新型多级次级仪器变压器极大地提高了我们电力系统的效率。
2. 2. The multi-secondary instrument transformer is used to convert high voltage into low voltage for use in various electrical devices.
   多级次级仪器变压器用于将高压转换为低电压，以供各种电气设备使用。
3. 3. The multi-secondary instrument transformer is an essential component in the power grid, providing stableand reliable power supply.
   多级次级仪器变压器是电网中不可或缺的组成部分，它提供稳定可靠的电力供应。