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PZTBNC¹⁴⁴⁶⁶⁴⁺³ 基本例句 n.压电跃变¹⁰⁰ As to controlling system, the four- channel signals from MCU are output to DC amplifier to be amplified and then loaded to PZT platform. 系统控制方面,通过单片机系统产生四路信号,经驱动电源直流放大后加载到压电陶瓷微位移器上。 cnki The microstructure and surface morphologies, and grain size of the PZT films were studied by X- ray diffraction, and atomic force microscopy. 采用 X-射线衍射和原子力显微镜等对 PZT薄膜的物相、表面形貌以及颗粒尺寸等进行分析。 cnki The coexisting and change of rhombohedraltetragonal phase of PZT have relation with internal stress. 分析 PZT中三方-四方相的共存与转变,认为其与内应力有关。 cnki The damping property of piezoelectric IIR filled with PZT piezoelectric ceramic powder and acetylene black was investigated. 探讨填充锆钛酸铅 PZT压电陶瓷粉和乙炔炭黑的压电 IIR阻尼性能。 dictall The shift of reflective wavelength of one FBG under external strain is translated into a change in time interval of the optical pulse from another FBG drived by a PZT plate. 在外界拉力下一个光纤布拉格光栅反射波长的漂移被转变成从另一个被压电陶瓷片调制的光栅反射的光脉冲间隔的变化。 cnki The technological process of coprecipitation for preparing PZT piezoelectric ceramic powders is studied through orthogonal experiments. 采用正交实验方法研究共沉淀法制备 PZT压电陶瓷粉体的工艺过程。 dictall The technological process of coprecipitation for preparing PZT piezoelectric ceramic powders is studied through perpendicular experiments. 采用正交实验方法研究了共沉淀法制备 PZT压电陶瓷粉体的工艺过程。 dictall The traditional PZT, however, is not the ultrasonic source with high efficiency because of the serious non- coupling phenomena between air and ordinary piezoelectric material. 但由于传统的压电传感器存在着空气与普通的压电材料之间严重不耦合现象,所以压电传感器并不是高效率的超声源。 cnki The PZT Lead Zirconate titanate chip sensitive element researched in this paper is one of the infrared- sensitive elements. 本文主要研究的 PZT锆钛酸铅晶片敏感元就是红外敏感元的一种。 dictall A novel current sensor based on FBG controlled by PZT is designed and the current sensing principle formula, namely the relationship of current intensity and Bragg wavelength is deduced. 自行设计了基于压电陶瓷调控的电流传感探头,推导出了电流传感原理式,即电流强度与布喇格波长的关系式; iciba A new three dimensional electronic speckle pattern interferometryESPI system is constructed by three ESPIs through a large shearing device and a PZT phase shifter used as reference. 通过大错位剪切镜和一作为参考物的压电陶瓷相移器将三个电子散斑干涉系统组成一新的三维电子散斑干涉系统。 cnki A scheme of measuring fiber grating reflective wavelength by tunable Fabry perot cavity, which contains a PZT, is proposed. It can transform the wavelength into electrical signals directly. 提出了一种利用压电陶瓷构成的可调谐法布里-珀罗腔测量光纤光栅反射波长的方案,该方案可以直接将波长转换为电信号。 cnki According to the circuit of ultrasonic wire bonding experiment platform, a piezoelectric transducer PZT driver signal acquisition circuit was designed. 根据超声引线键合实验平台电路结构,设计了 PZT压电陶瓷驱动信号采集电路。 cnki Calculating results show that the reduction of vibration displacement is mainly due to the structural damping variety caused by PZT actuators. 计算结果表明试验模型结构振动位移的减小主要取决于压电陶瓷驱动器所引起的结构阻尼变化。 cnki Experiment results are shown with a heterodyne interferometer by using this method to measure the dynamic displacement of a PZT. 文中还给出了用此方法进行信号处理的外差干涉仪测量压电陶瓷动态位移的实验结果。 cnki In this thesis, the application of piezoceramic PZT impedance analysis approach in structure health monitoring is studied. 本文研究了压电陶瓷 PZT阻抗分析法在结构健康监测中的应用。 cnshm On the analysis of experimental data, the simplified nonlinear constitutive laws for piezoelectric ceramic PZT4 are presented. The corresponding finite element method is established. 通过对试验结果的分析,提出经过简化的压电陶瓷 PZT4的非线性本构关系,建立相应的有限元计算方法。 cnki The experiments show that the PZT ferroelectric thin film with pe-roskite structure can be produced using reasonable process parameters. 实验表明,采用合适的工艺参数能制备出具有钙钛矿型结构的 PZT铁电薄膜。 cnki The snake- step linear actuator is constructed based on the integrated moving structure made by metal and the stack PZT, it can achieve the line-step moving of high accuracy and high reliability. 用金属材料制成的一体化可动结构和叠层式压电元件可组成蛇型步进式直线驱动器,能实现高精度、高可靠性的直线步进驱动。 cnki The sintering technology of ferroelectric ceramic target PZT, PLZT for sputtering is discussed and the microstructure analyzed. 探讨了溅射用铁电陶瓷靶 PZT, PLZT的烧结工艺,并对其显微结构进行了分析。 dictall This article presents the servo- valve without torque motor made by piezoelectric components PZT and PMN. 本文介绍用 PZT压电元件和 PMN电致伸缩元件制作的无力矩马达电液伺服阀。 cnki This article studies one kind of new damping compound material, It is consisted of bromobutyl rubber, piezoelectric ceramic powder PZT and acetylene black. 本文研究了一种新型的阻尼复合材料,它是由溴化丁基橡胶、压电陶瓷粉 PZT和乙炔碳黑混合而成。 dictall To make a flexible device, he deposits the PZT onto a hardsubstrate before carving the material into tiny ribbons. 为了发明这个灵活设备,他把压电陶瓷置于硬盘基板,然后将材料切割成小丝带状。 yeeyan Traditional PZT-based piezoelectric ceramics have been widely used for the sake of mature manufacturing process and excellent piezoelectric properties. 传统的 PZT基压电陶瓷因具有成熟的制造工艺和优异的压电性能,因而被大量采用。 cnki Tunable filter realizes the filtering function by changing the length of cavity, which is made by the micro- displacement of PZT. 可调谐滤波器的工作原理是通过 PZT的微位移改变滤波器的腔长,从而实现滤波,完成所需功能。 cnki We studied the dynamic response characteristics of the PZT driver response for the irregular signals. 研究了压电陶瓷 PZT驱动电源对不规则信号的动态响应特性。 cnki |