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- piezoelectric crystal element [电] 压电晶体元件
- A substance or device, such as a piezoelectric crystal, microphone, or photoelectric cell, that converts input energy of one form into output energy of another. 换能器一种能把输入能量转化为另一种输出能量的物质或装置，比如压电晶体、扩音器或光遇管
- A substance or device,such as a piezoelectric crystal,microphone,or photoelectric cell,that converts input energy of one form into output energy of another. 换能器一种能把输入能量转化为另一种输出能量的物质或装置，比如压电晶体、扩音器或光遇管。
- Surface plasmon resonance( SPR) immunosensor, quartz piezoelectric crystal( QCM) immunosensor and capacitive immunosensor are mainly label-free biosensors in immunoassays. 无标记型免疫传感器能够直接测定生物样品,测定过程中无需预先对被测物进行标记,适应直接、时、位、线的痕量免疫分析,已经广泛应用于临床医学、境、药、品等分析领域中。
- Electromechanical equation of piezoelectric crystal stack is derived from the piezoelectric equations of constant D and constant stress,but the acoustic speed of under the constant E is used in design in practical transducer design. 推导晶堆的机电状态方程时 ,选用的是恒定电位移及恒定应力时的压电方程 ,最后设计计算时却又用的是恒定电场下的声速。
- OBJECTIVE To develop a piezoelectric crystal DNA sensor of Leishmania protozoan METHODS The DNA sensor was prepared by immobilizing DNA probe on surface of piezoelectric quartz crystal. 方法对压电石英晶体表面进行处理并结合上探针DNA制成DNA传感器,在不同的杂交时间和杂交浓度条件下测定其频率响应。
- Crystal elements offer a glittering counterpoint to this high-tech slickness. 水晶元素的灵动特色恰好可以和高科技的精巧形成互补。
- The processability of polyesters could be improved significantly after incorporating stiff chain segment through copolymerization of aliphatic polyester with aromatic liquid crystal element. 在聚酯中引入刚性链段(即将脂肪族聚酯与芳香族、液晶基元共聚合)可改善聚酯的加工性能;
- piezoelectric crystal loudspeaker 压电晶体扬声器
- equivalent circuit of piezoelectric crystal unit [电] 压电晶体单位的等值电路
- mesoscopic quartz piezoelectric crystal 介观压电石英晶体
- fundamental piezoelectric crystal unit [电] 基本压电晶体单元
- piezoelectric crystal microphone 压电晶体传声器
- Based on the piezoelectric effect,a hypothesis which electromagnetic emissions were yielded by charge movements resulted by destroying piezoelectric crystals during rock fracture was established. 基于晶体的压电效应,提出岩石破裂时出现的电磁脉冲现象是由压电晶体破坏导致瞬间的电荷运动而产生的假说。
- As supersonic generator internal structural Fig.1 shows , it has two piezoelectricity crystal and a resonance board. 超声波发生器内部结构如图1所示，它有两个压电晶片和一个共振板。
- Keywords Piezoelectric crystal;immunosensor;protein A; 压电晶体;免疫传感器;蛋白A;
- The authors present a new method to measure frequency of piezoelectricity crystal in the process of grinding on line. 精度高,并可实现石英压电晶体研磨过程自动化。
- In a printer, the removable type element. 印刷机上可拆卸的打印部件。
- sound waves vibrate a piezoelectric crystal that generates a varying voltage. 声波震动压电晶体产生各种电压。
- He's in his element when playing badminton. 他打起羽毛球来真是得心应手。
