Thus this soundwave echo method has its limitation in practical use.
不过，对测定目标物距离来说，声波运行的速度太慢，因此，声波回声测距法在实用中有其局限性。
The used ultrasonic testing method is only limited to A-scope pulse-echo method.
所用的超声探伤方法仅限于八型显示脉冲反射法。
The Echo method of EchoTest takes a string as a parameter, and it returns the same string.
EchoTest中的Echo方法获取字符串作为参数并返回相同的字符串。
Pulse Echo method (PEM) is a fast, economic and feasible method for Low-strain Dynamic Testing (LDT) of piles.
小应变反射波法是当前在工程桩基检测中应用的动测法之一。
It is convenient and economic to use the low-strain echo method in examining the integrality of pour-pile outright.
对于带有普查性的灌注桩完整性检测，低应变反射法较为便利和经济。
The applications of impact-echo method on nondestructive testing for concrete structures are researched in this paper.
本文针对冲击回波法在混凝土无损检测中的应用展开研究。
The measuring results in field show that the impact-echo method is effective in measuring the depth of surface-opening crack.
现场测试表明，该方法对开口裂缝深度的测试是相当有效的。
It is effective and practical to use ultrasonic pulse-echo method for insulation condition diagnosis of generator stator bars.
超声反射法是一种有效的、实用的大电机主绝缘状态诊断方法。
The measurement of crack height by ultrasonic edge peak echo method and digital signal processing was described, and the results were given.
介绍采用数字信号处理的超声端点反射回波声程测量裂纹高度的方法研究和结果。
Ultrasonic method for oil film thickness measurement is discussed in this paper, including the pulse echo method and the continuous wave method.
本文对超声波油膜厚度测量法进行了探讨。它包括脉冲反射法和连续波法。
Moreover, we introduce the echo method into our simulator, so that it is able to check the configuration of the system and locate connective defaults automatically.
我们还将“回声”技术引入该模拟器，使其可自动检测系统的配置规模并准确定位连接故障。
Ultrasonic echo method is widely applied in non-destructive detection for its advantage of accurate defect locating, wide application, convenient operation and so on.
超声脉冲回波法以缺陷定位准确、适用范围广、操作方便等优点广泛应用于无损检测。
Ultrasonic echo method is widely applied in non-destructive detection for its advantage of accurate defect locating, wide application, and convenient operation and so on.
超声脉冲回波法以缺陷定位准确、适用范围广、操作方便等优点广泛应用于无损检测。
Explain the characteristics of piezoelectric crystals and the factors relating to the resonant frequencies of a piezoelectric crystal, and the procedure of the pulse-echo method.
说明压电晶体的特性和与压电晶体的共振频率有关的因数，以及脉波-波法的过程。
Defines a method in the class called Echo that accepts a string as a parameter and returns a string as a result (functions and subs in classes are referred to as methods).
在类中定义方法echo，该方法接受字符串作为参数并返回字符串作为结果(类中的函数和sub被称为方法)。
During the process, ping can monitor the time it takes to send and receive the response, which can be an effective method of measuring the response time of the echo process.
在这个过程中，ping可以监视发送数据包和接收响应花费的时间，这是测量echo过程的响应时间的有效方法。
Finally, the method using the characteristics of the echo stretching to retrieve the target inclination Angle was brought forward.
最后提出了利用激光遥感回波脉宽展宽特性反演目标倾斜角的方法。
In this article a design method of radar IF echo simulator is introduced.
本文介绍了一种实时雷达中频回波模拟器的设计方法。
This paper analyzes quantitatively, based on paired echo principle, distortion performance of linear FM signal by method of computer analogous design.
本文基于成对回波原理，采用计算机模拟设计的方法，定量地分析了线性调频信号的畸变特性。
A method extracting multiple target feature by the eigenvalues decomposition of target echo autocorrelation matrix is presented.
提出了基于目标回波自相关矩阵本征值分解提取多目标特征的新方法。
Conclusions Echo-tracking technique is a feasible and reliable method for assessing carotid elasticity in children.
结论血管回声跟踪技术是定量评价儿童颈动脉血管壁弹性功能的准确无创方法。
Steering exposure time of a camera through control electron shutter with laser echo pulse is an effective method for inhibiting background noise.
用激光回波脉冲控制电子快门来操纵摄像机的曝光时间，是抑制背景噪声的一种有效方法。
A method of underwater target dimension identification was proposed by special bearing distribution data of body target echo based on identification theory of a target bearing method.
阐述基于目标方位走向法的目标识别理论，提出利用体目标回波的空间方位分布信息识别水下目标尺度信息的方法。
PGA algorithm based on radar echo signal is one method of estimating and correcting phase error in time domain, and its algorithm is simple to use.
基于雷达回波信号的PGA算法是在时域估计和校正系统相位误差的一种方法，算法较简单。
Doppler frequency shift observation of ionospheric high frequency echo is an important method for studying ionospheric disturbances.
电离层高频反射回波的多普勒频移观测是研究电离层扰动的一个重要方法。
A new moment invariant method was presented to evaluate the flow field within weather radar echo.
介绍一种用矩不变量跟踪天气雷达回波，以估测回波区域内部流场的方法。
Objective:To seek for a new Echo Doppler method which can more sensitively detect changes of left ventricular diastolic function in NIDDM.
目的：应用肺静脉血流图结合二尖瓣血流图评价糖尿病心脏病变引起的左室舒张功能变化，旨在探讨更敏感的检测方法。
The architecture and principle of a video echo simulating system based on PCI buses and DSP (TMS320VC33) is introduced, advances a method of simulating video echo in dummy object condition.
文中介绍一种基于PCI总线和DSP (TMS320VC33)的视频回波模拟系统的组成结构和工作原理，提出一种在虚拟目标环境下视频回波模拟的方法。
The architecture and principle of a video echo simulating system based on PCI buses and DSP (TMS320VC33) is introduced, advances a method of simulating video echo in dummy object condition.
文中介绍一种基于PCI总线和DSP (TMS320VC33)的视频回波模拟系统的组成结构和工作原理，提出一种在虚拟目标环境下视频回波模拟的方法。
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