电子设备用压电陶瓷谐振器详细规范 XZT500型压电陶瓷谐振器评定水平E(可供认证用)电子设备用压电陶瓷谐振器详细规范 XZT500型压电陶瓷谐振器评定水平E(可供认证用)Piezoelectric ceramic resonator for Type XZT500 Assessment level E (Applicable for certification)
电子元器件质量评定体系规范 压电陶瓷谐振器 第2-1部分:空白详细规范-评定水平E
Piezoelectric ceramic resonators - A specification in the quality assessment System for electronic components - Part 2-1: Blank detail specification-Assessment level E