压电谐振器，及其制造方法，滤波器，双工器和通讯器件。
Piezoelectric resonator, production method thereof, filter, duplexer, and communication device.
新的改进在底板加上了压电谐振器，旨在使下平板在某一特定频率上轻微地振动。
The new work has added what is known as a piezoelectric resonator to the bottom plate; its purpose is to jiggle the bottom plate at a very particular frequency.
该晶片是一个压电谐振器，以精准而极高的频率对电压作出反馈，进行放大和收缩。
The wafer is a piezoelectric resonator, expanding and contracting in response to electrical voltages at a precise, extremely high frequency.
用压电谐振器制作了数字称重传感器，论述了该传感器的机理、结构及性能特点，实验结果表明该传感器具有良好的线性和稳定性，成本较低．。
The production and experiment of the sensor are made. The results show that the sensor is good for linearity and stability. Its production cost is very low.
用压电谐振器制作了数字称重传感器，论述了该传感器的机理、结构及性能特点，实验结果表明该传感器具有良好的线性和稳定性，成本较低．。
The production and experiment of the sensor are made. The results show that the sensor is good for linearity and stability. Its production cost is very low.
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