该系统利用计算机控制D／A转换器及精密电阻分压器，输出标准电势作为被检仪表的信号源；
In the system, a computer is applied to adjust a D/A device and a precise voltage divider for criterion signal output.
检校应用研究分为三个部分：数字信号源的校准研究、测量误差分析及最佳测量周期的确定。
The application research will include three parts: research on the calibration of digital signal source, error analysis and the best calibration interval.
上述方法能使图像反差增大，同时反映出缺陷点和正常点的不同时刻信号值的不同变化，并以此作为判断被检件是否存在缺陷的依据。
Those methods could enlarge the contrast of image and indicate the different change between the defect and the normal signals at different time. And it could be the basis to judge if there was defect.
以及图像生成部件，从上述合成信号生成来自上述被检物体的回波的图像。
The image generating unit generates an image of echoes reflected from the object on the basis of the combined signal.
本文利用信号的横向相关性和信号振幅随炮检距变化的特征，提出一种既能提取有效反射信号同相轴，又能提取零炮检距道信号的方法。
A method for extracting both effective reflection events and zero-offset trace signals is developed using the lateral coherence and the property that signal amplitude changes with offset.
提出了把两种火检探头采集的信号融合成炉膛辐射能信号的方法，以及把这个能量信号引入燃烧控制系统的思路。
The technique on how to get the furnace energy signal by fusing signals from the two kinds of flame probes, and the idea about importing this energy signal to combustion control system are given.
反射信号和高速干扰的振幅和波形随着炮检距的增大而变化。
Reflection signals and high velocity noise change in amplitude and waveform with increasing offset between source and receiver.
针对天线阵c DMA系统，提出了一种基于新的待检用户信号波形估计的盲多用户检测方法。
A blind multiuser detection (MUD) method based on a new desired user 'signature waveform estimation method in antenna array CDMA systems is proposed.
系统由服务器、网络交换机、报检机、工位机、LED过程指示器、信号采集单元、检测控制单元及信号处理单元等组成。
The system is composed of server, network switching, appling section , test section LED indicator , signal acquisition section , testing and controlling section and signal processing section etc.
通过对新测取的噪声信号样本进行检验，证明该方法能有效地判断待检样本的类型，诊断连杆轴承故障。
Case research proved it's effective to recognize new data of fault model and diagnose the faults of connecting rod bearing .
由于采用双波长法得到的脉搏波信噪比较低，且脉搏波又不具有明显的特征(例如心电信号中有QRS波群)，因此常用的脉搏波波形识别方法正确检出率不高，经常出现漏检或误检。
But the pulse waveform obtained from this method merely has distinctive features such as the QRS complexes in ECG, so the ratio of correct detection of pulse waveform is always low.
该系统由一单板微处理机和一套全晶体管电子点火装置组成，反馈信号由汽油机转速传感器检取。
The control system is made up of a single-board microcomputer and an electronic ignition system. The feedback signal is detected by a speed sensor.
触发生成单元通过从被检 测体收集磁共振信号来取得上述被检测体的血流信息，根据上述血流信息 来生成触发。
The trigger generating unit acquires blood flow information of an object and generates a trigger based on the blood flow information.
触发生成单元通过从被检 测体收集磁共振信号来取得上述被检测体的血流信息，根据上述血流信息 来生成触发。
The trigger generating unit acquires blood flow information of an object and generates a trigger based on the blood flow information.
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