plate coil exchanger

例句：

1. 1.The plate coil exchanger is crucial for the operation of the power grid.
   板式线圈交换器对于电网的运行至关重要。
2. 2.The engineer designed a new plate coil exchanger to improve efficiency.
   工程师设计了一种新型的板式线圈交换器以提高效率。
3. 3.The plate coil exchanger was used in the power plant to regulate voltage.
   在发电厂中，板式线圈交换器用于调节电压。