preformed ceramic core

例句：

1. 1. The new product has a preformed ceramic core, which is durable and easy to clean.
   这款新产品有一个预成型陶瓷核心，耐用且易于清洁。
2. 2. The manufacturing process for this type of core involves the use of high-temperature materials, which requires special equipment.
   这种核心的制造过程需要使用高温材料，需要特殊的设备。
3. 3. The preformed ceramic core is used in various applications, including electronics and automotive industries.
   预成型陶瓷核心被应用于各种应用中，包括电子和汽车行业。