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- The thesis analyzes the errors and makes the improvements in software aspectsuch as how to improve data precision and adopting digital filtering method as well asin hardware aspect where synchronized sampling and selection of ADC are provided. 本文分别对测量方法、硬件和软件进行了误差分析，在软件方面提出如何提高数据处理精度以及引入FIR数字抗混叠滤波器等改进方法； 硬件上则包括同步采样的实现、ADC的选取等改进方法。
- We mensure voltage、current、frequency and power by using AC synchronized sample technique.We multifrequency and conpensate the sample signal to reduce the errors caused by the change of frequency. 控制器采用交流同步采样方法测量电压、电流、频率、功率等电气量，通过软件对采样信号进行倍频和补偿，以减小频率变化对测量结果造成的误差。
- In general, as long as the incoming video has the proper EAV/SAV codes (for BT.656 video) or hardware synchronization signals (for BT.601 video), the PPI can process it. 一般而言，只要输入的视频具有恰当的EAV.;/SAV代码（BT
- Antijamming Method for Pulse Per Second Signal in Synchronized Sampling Unit Based on GPS.Automation of Electric Power Systems,2000,24(1):45-47. GPS同步采样装置中防止干扰GPS脉冲信号的措施.;电力系统自动化;2000;24(1):45-47
- This approach doesn't require synchronized sampling and integer period truncation, and can obtain directly the frequencies, amplitudes and phases of fundamental waves and harmonics. 该方法不需要同步采样和整周期截断，可一次性获得电力系统基波及各次谐波的频率、幅值和相位。
- By using the synchronized sampling scheme, the output voltage feedback contains no ripple components and we can improve the voltage loop bandwidth compared with the conventional approaches. 当输出电压回授不再含有双倍频电压涟波时，将可提高电压迴路的频宽而不致造成电流失真。
- hardware synchronization mechanism 硬件同步机制
- I know nothing about computer hardware. 我对计算机硬件一窍不通。
- What I need is nothing but a sample. 我需要的不过是一件样品而已。
- We deal in hardware but not software. 我们只经营硬件而不经营软件。
- The nurse took a sample of my blood for tests. 护士抽了我的血样去化验。
- Airmail revised price list but full range sample within fortnight. 航空寄上订正价格表，全套样品两周内寄出。
- Synchronous sampling by software is commonly used in digital measurement of periodic electric signals. 软件同步采样是周期电气信号测量中最常用的采样方式。
- Abstract：Multi-channel synchronal sampling system plays an important role in array signal processing system. 摘要：多通道同步采集系统是阵列信号处理系统中的重要环节。
- His job is to sample products for defects. 他的工作是抽样检查产品的瑕疵。
- He sent me a sample copy of the book. 他寄给我一本样书。
- They chose to concentrate on simpler and more durable hardware. 他们选择加强更简单牢固的武器。
- A frequency tracking method is proposed.The synchronism sampling is achieved to improve the measuring precision of frequency and phase difference. 本文提出一种频率跟踪方法，可以在不过零开始采样的情况下，实现整周期采样，保证频率和相位差测量的精度。
- The mutilation of code or data caused by hardware or software failure. 由于硬件或软件故障所引起的程序或数据的残缺不全(即出错)的现象。
