论文部分内容阅读
当前的时钟产品越来越趋向小型化,薄型化,在此过程中要保持可靠性,稳定性和高性能成为技术上的难点。传统的石英或压电陶瓷材料,由于其自身的易碎性,在
The current clock products are becoming more and more miniaturized and thinner. It is a technical challenge to maintain reliability, stability and high performance in the process. Traditional quartz or piezoelectric ceramic materials, due to their own fragility