Traveling wave ultrasonic motor is a new type of actuator driven by friction.
行波超声马达是一种靠摩擦力直接驱动的新型驱动器。
The wide-wave ultrasonic flowmeter has the unique second channel to automatically adjust the zero point drift.
并通过宽波束流量计特有的第二通道对零点漂移进行自动调整。
This paper describes the principle of ultrasonic telemeter and the implement of a multi-wave ultrasonic telemeter.
并说明了超声波测距系统的原理，实现了一种多频超声波测距系统。
Based on this, the structure, working principle and fixation of the traveling wave ultrasonic motor are researched.
在此基础上，对所采用的行波型超声波电动机的结构、工作原理及定位进行了研究。
Drive and control system for two-degree of freedom based on the ring-type travelling-wave ultrasonic motors is designed.
设计了基于超声波电机的二自由度机械臂的驱动控制系统电路。
Demonstrates in theory the feasibility of generating the traveling wave used for linear traveling wave ultrasonic motors.
从理论上证明了用于直线型行波超声马达的波形成的可行性。
The quaternary system piezoelectric ceramic with good properties and suitable for stationary wave ultrasonic motor is prepared.
制备了性能优良、适合于驻波超声马达的四元系压电陶瓷材料。
The mathematics model of travelling-wave ultrasonic motors is studied in this paper and the equivalent vibrating model is built.
对行波超声电机的控制模型进行了研究，并建立了等效动态振动模型。
This study puts forward an auto-detecting method of detecting the precision of dial gauges based on traveling wave ultrasonic motor and FPGA.
研制了基于行波超声波电机与步进电机驱动的机器人多自由度机械臂精密定位控制系统。
Standing wave ultrasonic motors have many outstanding features for simple drive and control circuit, stationary speed of rotation, smaller undulation, etc.
其中驻波超声波电机具有驱动和控制电路简单，转速平稳，波动较小等突出优点。
The stress in ferromagnetic materials was studied by measuring the change of the amplitude of ultrasonic wave with electromagnetic acoustic transducers.
本文主要是对用电磁声换能器，通过测量超声波幅度变化来测量铁磁性材料内部应力的方法进行实验研究。
The promotion effect of intensity ultrasonic wave on electropolishing process and the influence of ultrasonic wave on polishing quality were analyzed, and better processing parameters were obtained.
分析了功率超声波对电化学抛光过程的促进作用及电流密度对抛光效果的影响，获得了较为合理的工艺参数。
So this thesis on the basis of traditional craft, utilizing respectively microwave and ultrasonic wave, improve and optimize the craft of traditional extraction.
为此本文在传统工艺的基础上，分别介入微波和超声波，对传统提取工艺进行了改进和优化。
The application of ultrasonic wave in biotechnology is a relatively updated attentive study area.
超声波在生物技术中的应用，是一个比较新的热点研究领域。
The interaction between the ultrasonic wave and optical fiber sensor is discussed.
讨论了光纤传感器与超声波之间的相互作用关系。
Bidirectional electric pulse excitation of piezoelectric transducers for pulsed ultrasonic wave is investigated in this paper.
本文对双向电脉冲激励压电陶瓷超声换能器进行实验研究。
This paper, through a practical engineering case, describes the reliability ofthe ultrasonic wave test.
本文通过工程实例，阐述了用超声波法检测的可靠性。
Objective: Evaluating the diagnosis evidence of breast cancer by ultrasonic wave.
目的：评价超声对乳腺癌的诊断价值。
This paper introduced the method of getting and identifying diffracted wave in routine ultrasonic testing and its application in the working practice.
介绍了在常规超声波检测中获取和识别衍射波的方法及其在工作实践中的应用。
An electric contact method to measure contact state of stator and rotor in traveling wave type ultrasonic motor (TWUSM) is presented.
提出了一种直接测量行波超声马达定子和转子接触状态的方法—电接触法。
Applying fuzzy predictive control to the speed of rotary traveling wave type of ultrasonic motor was researched.
利用模糊预测控制对旋转型行波超声电机的速度控制进行了研究。
Ultrasonic wave excited in medium by laser can be used as a new method of ultrasonic measure and nondestructive testing.
在固体中利用激光产生超声波，可作为超声测量和材料无损检测的一种新方法。
The varied dispersion curves worked out this paper is helpful in application of ultrasonic Lamb wave.
文章计算出的多种频散曲线对超声兰姆波的应用是有益的。
In addition, it introduces the application prospect of ultrasonic wave technology in sludge processing? Eld.
此外还介绍了超声波技术在污泥处理领域应用的前景。
Based on the theoretical research and prototype fabrication of traveling wave type ultrasonic motor, the traveling wave type ultrasonic motor used for lifting glass for vehicle window is developed.
在超声波电机理论研究和样机制作的基础上，开发了用于汽车车窗玻璃升降的行波型超声波电机。
The synthesis of diphenylmethanol under ultrasonic wave irradiation was studied.
报道了超声波作用下合成二苯甲醇的方法。
It is concluded that ultrasonic image can be obtained by using medical converter to convert ultrasonic wave into ultrasonic image.
超声图像是可以通过示波器来实现的，利用医用换能器和示波器可以将超声波转换成超声图像。
It is concluded that ultrasonic image can be obtained by using medical converter to convert ultrasonic wave into ultrasonic image.
超声图像是可以通过示波器来实现的，利用医用换能器和示波器可以将超声波转换成超声图像。
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