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piezoelectric造句
1. Simultaneously with the flash, a piezoelectric plate behind the film launches a sonic pulse into the back of the film emulsion. 2. A piezoelectric element is appressed with the impacting object. 3. The circuit uses a three terminal piezoelectric transducer. 4. Piezoelectric ceramic is used here as the sensing element. 5. This structure can suppress self-heating of the piezoelectric resonator. 6. It makes contact with the piezoelectric material under it and generates anywhere from two to 20 watts of electricity, depending on the impact of the patrons' feet. 7. After introducing piezoelectric coupling to the plunge degree of freedom (DOF) in addition to two structural damping coefficients and considering a resistive load in the electrical domain, ... 8. The wave propagation along axis direction in piezoelectric hollow cylinder is studied. 9. In this thesis, we analyze and design the piezoelectric device by finite element simulation. 10. The paper introduces a new type piezoelectric accelerometer with built-in microelectronics change amplifier. 11. A new method using piezoelectric material (PZT) and artificial neural network control was put forward to repair in time by online monitoring the health state of cable suspension bridge. 12. The sandwich piezoelectric transducer is selected after the capability of the two types transducer is analyzed, and then the structure of transducer is designed. 13. PMS - PNN - PZT piezoelectric thick film ceramic material was prepared by the screen printing method. 14. The frequency counter has ben applied successfully to a piezoelectric crystal chemical sensor for determining SO_2 and organic vapours. 15. An active and passive hybrid damping control manner with lower voltage is proposed through both multiple piezoelectric patches and constrained damping layer for suppressing structural vibration. 16. OBJECTIVE To study the principle of dynamic response frequency in piezoelectric coagulation and(establish) a new method for endpoint determination of the analysis. 17. To bone tissues, the normal physiological activity can lead to local deformation (strain), micro-damage, piezoelectric potentials, fluid flowing in bone canaliculus and streaming potentials. 18. Each stalk will contain alternating layers of electrodes and ceramic discs made from piezoelectric material, which generates a current when put under pressure. 19. The method is significant to automatic identifying and tracking ultrasonic power supply, and dynamic matching piezoelectric transducer resonant frequency. 20. The drive mechanism, which uses the sharp deformation of piezoelectric element to produce inertia impact force, is called as piezoelectric inertial impact actuator. 21. This paper describes the principle, construction and experiments of the standard apparatus for measuring underwater sound pressure with piezoelectric dual-projector by null method in low-frequencies. 22. The much interference resulted in, the less response change of the piezoelectric crystal sensor of interaction. 23. This paper mainly described the principle, design basis and technical keys about the CW-71 piezoelectric angular shift gyroscope constructed with angular rate gyroscope. 24. The influences of heating rate and soaking time on piezoelectric and dielectric properties were also studied. 25. Objective:The aim of this report was to introduce the technique of osteotome maxillary sinus floor elevation for implantation by piezoelectric osteotomy. 26. The theory and application of vibration measurement by using piezoelectric accelerometer, charge amplifier and dynamic signal analyzerare introduced. 27. Background currents may be due to charge stored in the material (dielectric absorption), static or triboelectric charge, or piezoelectric effects. 28. 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. 29. In order to research impact of storage on performance change of piezoelectric ceramics, the accelerated aging test has been conducted for 176 days. 30. The UV-16 is a 2-channel charge amplifier that is compatible with the input of piezoelectric accelerometers and accelerometers with built-in preamplifier.