3、synthetic piezoelectric crystal
6、Explain the characteristics of piezoelectric crystals and the factors relating to the resonant frequencies of a piezoelectric crystal, and the procedure of the pulse-echo method.
9、The shear probe is a basic and essential tool for measurements of ocean turbulence and it is generally mounted with a piezoelectric crystal as a sensor.
4、Series piezoelectric crystal sensor could detect this change sensitively.
8、DDS technique is applied in this paper to design and carry out the piezoelectric crystal admittance circle measurement machine.
5、A computer controlled intelligent measurement and data acquisition system for piezoelectric crystal sensor array was studied.
2、piezoelectric crystal detector
7、The invention provides a piezoelectric crystal gas sensor and preparation method thereof, belonging to the sensor preparation technical field.
1、piezoelectric crystal
