a crystal that can be used as a transducer

high q-value piezoelectric crystal transducer produces strong ultrasonic power.

高q值压电晶体换能器，超声功率强劲；

the invention provides a piezoelectric crystal gas sensor and preparation method thereof, belonging to the sensor preparation technical field.

本发明提供了一种压电晶体气体传感器及其制备方法，涉及传感器制备技术领域。

in this paper, some properties of a strong-coupling exciton in piezoelectric crystal are studied.

本文研究压电晶体中强耦合激子的性质。

the frequency counter has ben applied successfully to a piezoelectric crystal chemical sensor for determining so_2 and organic vapours.

该仪器性能稳定、操作简便、价格低廉，已成功地用于二氧化硫和有机物蒸汽测定的压电石英晶体传感器的研制。

an array containing 9 piezoelectric crystal sensors is used for the qualitative and quantitative analysis of ethanol vapor mixtures.

将多个表面涂有不同选择性吸附材料的压电晶体传感器组成阵列，用于混合有机溶剂蒸气中乙醇的检测。

a computer controlled intelligent measurement and data acquisition system for piezoelectric crystal sensor array was studied.

研究了一种利用微机控制测量和采集压电晶体传感器阵列振蕩频率的智能型仪器。

the array consisted of 8 piezoelectric crystal sensors, each coated with an adsorptive material with unselective, but different response characteristics.

该阵列由八个压电晶体传感器组成，每个传感器涂以具有广谱响应性能的不同吸附活性材料。

a series of stress waves was successfully detected on explosive welding site, using piezoelectric crystal sensors pre positioned at different depth of soil anvil.

在野外爆炸焊接现场，用压电式传感器测试了粘土和砂土两种地基的应力波波形。

series piezoelectric crystal sensor could detect this change sensitively.

串联式压电传感器可以灵敏地检测到这种变化。

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.

切向流速探测器是海洋湍流探测中基本的和必要的工具。

dds technique is applied in this paper to design and carry out the piezoelectric crystal admittance circle measurement machine.

采用dds技术设计并实现了压电晶体导纳圆测量仪。

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。

with piezoelectric crystal inductor, the sensitivity of stopping or missing pick is so high that instant stopping can be effected.

本机纬停采用压电晶体电子感应器，断纬或缺纬时，感应灵敏，停车迅速。