1) piezoelectric crystal
压电晶体
1.
New piezoelectric crystal La 3Ga 5SiO 14 has attracted much attention due to its low acoustic velocity, zero temperature coefficient delay and excellent thermal stability at high temperature.
新型压电晶体La3Ga5SiO1 4因其低声速、零温度切向和良好的高温稳定性受到关注 ,但是昂贵的Ga2 O3原料阻碍了它的工业应用。
2.
The method is based on the redox reaction of nitrite with iodide the iodine produced from the reaction was extracted by CCl4, and the frequency change of the piezoelectric crystal caused by the inborned iodine was measured, then NO2 can be detemined indirectly.
方法以碘离子与亚硝酸根之间的氧 化还原反应为依据，通过测定由反应生成的碘所引起的压电晶体频率的变化，在被萃取水相 中亚硝酸盐浓度为０。
3.
A crown ether was used as coating meterial on piezoelectric crystal gas sensor for the determination of xylene vapour.
以冠醚聚合物为涂层的压电晶体传感器，对二甲苯气体显示出良好的选择性和吸附可逆性；对气体流速、环境温度、涂层物用量、干扰气体等因素对测量的影响进行了研究；使水汽的干扰可以完全消除，其测量的线性范围和灵敏度等综合性能指标能满足工作环境中的二甲苯的监
2) Piezocrystal
[pai,i:zəu'kristəl]
压电晶体
1.
The Measurement of the Characteristic Curve of Piezocrystal with the Fabry-Perot Structure;
利用Fabry-Perot结构测量压电晶体的特性曲线
2.
According to the antipiezoelectric effect, an adhered multilayer piezocrystal electromechanical transducer and its drive circuit have been designed.
根据压电晶体的逆压电效应，设计了粘接式多层压电晶体电－机械转换器及其驱动电路。
3.
For the quick detection of avian influenza virus(AIV),based on the specific binding principle between antibody and antigen as well as the mass effect of piezocrystal,a biosensor based on piezocrystal for AIV detection was fabricated.
针对禽流感病毒(AIV)的快速检测,利用抗体-抗原特异性结合原理及压电晶体的质量效应,制作了基于压电晶体的禽流感生物传感器,结合现场可编程门阵列、单片机技术及计算机技术,研究和开发了多通道禽流感压电检测系统。
3) piezoelectricity crystal
压电晶体
1.
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。
5) piezo-crystal,piezo-electric crystal
压电晶体<冶>
6) piezoelectric-crystal plate
压电晶体片
补充资料：压电晶体
压电晶体
Piezoeleetrie ervstal
超声学设备的元件。具有压电效应的晶体。一般指单晶，有天然的，也有人工培养的。其性能与切割方式有很大关系，按不同使用要求应选用不同的切割方式。主要有石英、硫酸锂、铌酸锂、氧化锌、磷酸二氢铵(ADP)、酒石酸钾钠(罗谢耳盐)等。石英制造10MHz到1GHz范围内的超声换能器还用于频率控制和电滤波器。硫酸锂、ADP等可用于超声探伤、超声显微镜等方面。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条