Realizing real-time programmable of signal source by real-time downloading waveform data from the computer that connected test bench by USB bus.
并且利用USB总线将计算机与测试台相连可完成波形数据的实时下载,实现了信号源的实时可编程。
Test results show that the controlling system works well to control the waveform current output and meets the need of TIG welding for aluminum-alloy.
试验结果表明:系统设计合理,输出电流的波形可控,完全能够满足铝合金TIG焊的工艺要求。
Operational environment and applying temperature of quick - drying cement are given. Fatigue waveform of conventional strain gauge and some questions in the test are discussed in the paper.
给出了一种快干肢的工作环境和适用温度,讨论了常规应变片疲劳波形和在测试中出现的问题。
On the basis of the calculation of compressed roller area and the rubber rigidity test, the authors give a method of calculating the elastic pressure of offset rollers and the waveform of time domain.
在胶印机胶辊压缩区域面积计算和胶皮刚度测试的基础上,给出了一种计算胶辊弹性压力及其时域波形的方法。
The possibility of using transient waveform digitizer in TOF measurement is discussed, and a test system designed for the research is introduced.
探讨了将瞬态波形数字化技术应用于粒子飞行时间(TOF)测量中的可行性,并介绍了为了进行这一研究而设计的一个测试系统。
Through the model well test of acoustic log, the paper discussed the affect of outer radius of model well on acoustic waveform.
本文通过声波测井模型井实验,讨论了模型井外径对声波波形的影响。
The test and analysis methods of the experimental waveform were presented.
给出了实验研究所使用的测试方法及波形分析方法(两个判据)。
This paper presents a DAC dynamic test instrument which display DAC output waveform of any division open loop VHF number generator used in the broadband oscilloscope.
本文介绍了以开环数字高频振荡发生器将DAC输出阶梯波的任一部分,在宽带示波器上显示出来的动态测试设备。
Then using the playback function of the testing system, it reads in the COMTRADE files and plays back simulation waveform and then begins to test the transformer protection.
然后利用试验系统的故障回放功能,读入生成的COMTRADE文件,回放仿真波形,对变压器保护装置进行试验。
This paper gives a brief description of the bandwidth characteristic and sampling rate of digital oscilloscope, and analyses their impact on waveform test in practical application.
本文对数字示波器的带宽特性及取样速率进行了简要描述,并分析了其在实际应用中对波形测试的影响。
Analyzes the waveform of output voltage and current of PWM drive circuit, and also gives practical application circuits and test results.
分析了所用的PWM驱动电路的输出电压和电流波形,并给出实际应用电路以及实验结果。
The traditional measure method of the power withstand test is to use the voltage meter, ammeter, power analyzer, frequency analyzer etc to measure the waveform and parameters of the power signals.
传统的工频耐压试验是通过电压表,电流表,功率分析仪,频谱分析仪等等来分别测量波形及其各个参数的。
In the no-load test of transformer, because of the low power factor and non-sinusoid current waveform, the high precision measurement is difficult.
变压器的空载试验中,由于功率因数低,空载电流不是正弦信号,高精度测量其有功功率具有一定的难度。
Presents a DAC dynamic test instrument that display DAC output waveform of any division open loop VHF number generator used in the broadband oscilloscope.
阐述了以开环数字高频振荡发生器将数模转换器输出阶梯波的任一部分,在宽带示波器上显示出来的动态测试设备。
The traditional Chinese medicine pulse-taking test pen is convenient to carry about, and can effectively collect the waveform data of pulse condition.
该中医脉诊测试笔便于随身携带,且能有效采集脉象波形数据。
The traditional Chinese medicine pulse-taking test pen is convenient to carry about, and can effectively collect the waveform data of pulse condition.
该中医脉诊测试笔便于随身携带,且能有效采集脉象波形数据。
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