Then digital matched filter (DMF), which is used to synchronize spread spectrum code, especially the multi-rate sampling in DMF is studied.
然后探讨了用于扩频码同步的数字匹配滤波器（DMF），着重分析了DMF的多倍码速率采样问题；
Furthermore, matched software of the image sampling system is presented.
另外，本文编写了配套的图像采集系统应用软件。
Condition effect is an important source of non-sampling error in continuous surveys with matched samples.
条件的影响是有匹配样本的连续调查特有的计量误差来源。
Methods: A pair-matched case-control study was conducted with data on the sampling survey of HBP in Binjiang Hospitol from 1994 to 1996.
方法：利用天津市滨江医院内科门诊高血压抽样调查资料进行病例对照研究。
Methods: A pair-matched case-control study was conducted with data on the sampling survey of HBP in Binjiang Hospitol from 1994 to 1996.
方法：利用天津市滨江医院内科门诊高血压抽样调查资料进行病例对照研究。
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