分析超声换能器的等效电路特性。
Investigating the electrical impedance and working characteristic of the ultrasonic transducer.
用64机载机器人进行巡查超声换能器。
The robot performs its inspections using 64 onboard ultrasound transducers.
利用多共振原理设计一种圆形宽带超声换能器。
A circular wideband ultrasonic transducer has been developed by multi-resonance theory.
超声换能器是一个单间循环切换传输和接收模式。
A single ultrasonic transducer is switched cyclically between transmit and receive mode.
这些特性对大功率超声换能器的合理运用具有重要影响。
These are all important to appropriate application of high-power ultrasonic transducers.
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。
Bidirectional electric pulse excitation of piezoelectric transducers for pulsed ultrasonic wave is investigated in this paper.
这里发生相对运动的是血中的红细胞和超声换能器的声源。
Here the relative moving is between the RBC (red blood cell) in the blood and the source of the ultrasound transducer.
由此设计的超声换能器，其输出信号的幅度达8 ~10v。
From this, the ultrasonic energy transducer is desired and the output signal is around 8 ~ 10v.
超声换能器(6)形式的能量源具有弯曲的能量传递表面(7)。
An energy source in the form of an ultrasonic transducer (6) has as a curved energy transmission surface (7).
置于层状平面结构表面的斜劈超声换能器被用于激发和接收多模兰姆波。
Wedge transducers located on the surfaces of layered planar structures are used to generate and detect the multimode Lamb waves.
研究了超声换能器阵列驱动信号的相位调控精度对阵列聚焦声场的影响。
The effect of phased accuracy of the driving signals for array transducers on focused ultrasound field was studied.
超声换能器是把超声电信号转换成超声振动信号作用于人耳后的乳突骨。
The system also includes a transducer for converting the ultrasonic frequency electric signal to an ultrasonic inertial vibration.
超声悬浮装置主要由超声波发生器、超声换能器和声波反射端三部分组成。
Acoustic levitation device consists of three parts, ultrasonic generator, ultrasonic transducer and acoustic reflector.
各作用单元配置有远红外线陶瓷和超声换能器，超声换能器与超声发生器电连接。
The action units are provided with far infrared ceramics and ultrasonic energy converters which are connected with the ultrasonic generator.
电磁超声换能器(EMAT)是一种通过电磁耦合方法产生和接收超声波的换能器。
An electromagnetic acoustic transducer (EMAT) can produce and receive ultrasonic waves though electromagnetic coupling.
在分析对比了两种换能器的优劣后，选择了夹心式压电超声换能器，并进行结构设计。
The sandwich piezoelectric transducer is selected after the capability of the two types transducer is analyzed, and then the structure of transducer is designed.
医疗超声换能器或基阵不仅直接影响到医疗超声图像的质量，同时也决定了系统设备的应用。
The medical ultrasound transducer or array not only directly impact on the quality of medical ultrasound imaging system, but also affect its clinical applications.
以凹球面超声换能器为研究对象，假设聚焦区存在一刚性球形微粒，对此时的散射场进行分析。
On the assumption that there was a small solid sphere in the focusing area, the scattering field of concave sphere ultrasonic transducer was analyzed.
根据外套壁厚和裂纹位置特点，提出了专用超声换能器的设计关键在于工作频率和晶片倾斜角。
It was pointed out that the keypoint in designing the special transducer was its working frequency and crystal Angle according to the coat thickness and flaw location.
平面活塞型超声换能器是长期来在超声检测以及其它超声应用技术中广泛采用的一种换能器类型。
The Plane Piston Transducer has been widely used in Ultrasonic detection and other Ultrasonic application technologies for a long time.
目的研究凹球面超声换能器的声焦域在高声强和媒质有较大衰减情况下，其形状和几何位置的变化。
Objective the variations of the site and shape of focal region for a concave spherical ultrasound transducer in the case of high sound intensity and stronger attenuation were studied.
为了提高超声成像系统的分辨率，研制了用于检测双金属转子复合层扩散焊连接质量的超声换能器。
To enhance resolution of Ultrasonic Image System, an ultrasonic transducer used for testing bimetal clad layer was developed.
对薄板的高次弯曲振动模式的分析及大圆盘、多波节复合弯曲超声换能器的设计提供了理论计算依据。
These provide theoretical calculation basis for analysis of high mode flexural vibration of plate and design of big round plate and multi nodal compound flexural ultrasonic transducer.
简要叙述了电磁超声换能器(EMAT)的基本原理、主要特点及其在管加工厂管端探伤中应用的情况。
Introducing the theory of EMAT as well as its main characters and the applications in pipe end inspection at pipe Finishing Plant.
提出了一种计算超声换能器脉冲波声场声压分布的新方法，计算了不同带宽的换能器脉冲波声场声压分布。
A new method to calculate the distribution of sound pressure of a transducer pulse field is proposed. The distribution of sound pressures of transducers with different bandwidths is calculated.
该放大器一致性好，对于超声换能器阵元具有较强的适应性，能够满足相控型HIFU功率放大技术的要求。
This amplifier has the good consistency and strong adaptability to the ultrasonic transducer, it meets the need of HIFU phased array.
该超声换能器采用纵向振动方式，其前盖板连接了一个半波长圆锥形变幅杆，以增大超声换能器输出端的振幅。
The ultrasonic transducer vibrates longitudinally, its front cover plate links up with a half wavelength circular conical horn to increase the amplitude of the output end of the ultrasonic transducer.
本文提出一种利用脉冲激光产生可重复的宽带标准声源、对超声换能器的速度灵敏度进行标定的新方法—激光超声法。
A new method for calibration of velocity sensitivity of ultrasonic transducers with a wide band standard acoustic source generated by a pulsed laser is proposed.
本文提出一种利用脉冲激光产生可重复的宽带标准声源、对超声换能器的速度灵敏度进行标定的新方法—激光超声法。
A new method for calibration of velocity sensitivity of ultrasonic transducers with a wide band standard acoustic source generated by a pulsed laser is proposed.
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