high frequency ceramics

例句：

1. 1. High-frequencyceramics are widely used in electronic devices.
   高频陶瓷在电子设备中广泛应用。
2. 2. The high-frequency ceramics were found to haveexcellent thermal conductivity.
   高频陶瓷被发现具有极好的热传导性。
3. 3. The high-frequencyceramics were used as a heat insulator in the construction of buildings.
   高频陶瓷被用作建筑物的隔热材料。