对测量系统进行了海水中的校正，得到了两个接收换能器之间的精确距离。
We get the accurate distance between the two receiving transducers by adjusting the system in sea water.
通过超声波测试仪发射和接收换能器信号，输出的电压信号送入计算机的A/D卡。
We emit and receive signals fromtransducers by using Measuring Ultrasound Equipment, and then put continent voltages to the A/D card in the computer.
对声速测定(超声)实验中接收换能器在入射波和反射波激励下，换能器的响应信号进行了分析。
The responding signal of the receiving transducer under inspiring by the input supersonic and its reflection wave in experiment of sound velocity measurement is analyzed.
若管道中出现泄漏，接收换能器的电压立即发生变化，可以根据这种变化发现泄漏，进而按拟合曲线或方程序计算出管道泄漏的位置。
If there is a leak in the pipeline, the voltage of receiving transducer changes immediately. The leak position can be located with curve or formula.
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.
实验中，采用直探头与可变角探头作为超声波换能器做了接收宽带兰姆波信号的对比。
In the experiment, both the normal probe and variable Angle probe are used to receive broadband Lamb wave signals.
相控阵换能器的测量接收系统。
我们介绍了一种新颖的超声波检测技术，它用宽带，非接触的电容换能器实现超声波的激发或接收。
We describe a new ultrasonic sensing technique which uses broadband and noncontact capacitive transducer to generate or receive ultrasonic waves.
文中简要叙述了换能器的工作原理与构成，给出了测量系统的设计与工作流程，并对主要的超声波发射与接收电路作了说明。
The principle and construction of the transducer are briefly presented and the working principle, design of the system as well as the main generator and detector circuit are introduced in the paper.
声学时反镜是指由收发合置的换能器组成的基阵对声源信号进行接收、时间反转和再发送，时反后的信号会在声源处实现聚焦。
Acoustic Time Reversing Mirror(TRM) can be implemented with an array of transducers that listens to a remote sound source and then transmits a time reversed version of what was heard.
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.
介绍了压电陶瓷换能器产生和接收超声波的工作原理，当输入电压的频率为借振频率时，超声波在介质中产生的驻波最强。
The principle of producing and receiving ultrasonic wave with the piezoelectric ceramics transducer is introduced. Standing wave is strongest when voltage frequency is resonance.
它是利用超声换能器的振动产生的超声波与弹性介质相互作用，从而携带大量有关材料性能的信息，这种信息以超声回波信号的形式被接收到。
By interaction between ultrasonic waves and elastic medium, it has carried much information of material, which are received in the form of ultrasonic echo signals.
被动测距声纳系统是利用换能器基阵接收的目标辐射（噪声）信号来估计目标距离。
The system of passive ranging SONAR makes use of the target noise received by the equipment which converts energy from one form to another to estimate the target distance.
它是利用超声换能器的振动产生的超声波与弹性介质相互作用，从而携带了有关材料组织性能的信息，这种信息随同超声回波信号被接收到。
By interaction between ultrasonic waves and elastic medium, it carries much information of material, which is received in the form of ultrasonic echo signals.
驱动电路与STOP信号转换电路是根据换能器的发射接收原理设计的分频、选择、比较电路。
The drive module and STOP signal conversion module are sub-frequency, select and comparison circuit based on the transducer's launch and reception principles.
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.
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.
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