instrument for measuring partial discharge

例句：

1. 1.The new device is an instrument for measuring the localized discharge in power systems.
   这款新设备是用于测量电力系统中局部放电的仪器。
2. 2. The engineer used this instrument to measure the partial discharge in the transformer winding.
   工程师使用这个仪器来测量变压器绕组中的局部放电。
3. 3.In order to detect and diagnose faults, it is essential to have an accurate measurement of partial discharge.
   为了检测和诊断故障，准确测量局部放电至关重要。