quartz crystal filter meaning in English

石英晶体滤波器

The design of low frequency narrow band - pass quartz crystal filter
低频窄带石英晶体滤波器的研制
Piezoelectric filters . part 2 : guide to the use of piezoelectric filters . section one - quartz crystal filters
压电滤波器.第2部分:压电滤波器使用指南.第1节:石英晶体滤波器
Piezoelectric filters ; part 2 : guide to the use of piezoelectric filters ; section 1 : quartz crystal filters ; identical with iec 60368 - 2 - 1 : 1988
压电滤波器.第2部分:压电滤波器使用指南.第1节:石英