convert transformer的用法和样例：
例句
- A current transformer also isolates the measuring instruments from what may be very high voltage in the monitored circuit.
同时，电流互感器还可以起到在监控回路中，将测量仪器与大电压隔离的作用。 - In this method, the current transformer excitation characteristic modeling is set up according to measurement data.
从实测数据出发，建立了电流互感器二次绕组的励磁特性的数学模型。
