According to the date of basic units census, this paper designs the sampling frame about the sampling survey of enterprises below designated size in wholesale and retail sale trades.

本文以全国基本单位普查资料为依托，对规模以下批发和零售贸易业抽样调查的抽样框进行设计，设计的思路和方法对其他小企业的抽样调查也具有一定的参考价值。

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It follows by sampling frame and sampling strategy which discuss how to get the correct and precise sample in the study.

通过抽样框架和抽样策略，讨论如何在研究中得到正确准确的样本。

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After smoothing, fitting and sampling the discrete space curves, the algorithm calculated Frenet frame and curvature for each sampling point.

该算法对离散的曲线进行光顺、拟合和采样，使用空间曲线微分几何性质计算各采样点的曲率和弗朗·内特标架。

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Included below is a sampling of how some mainstream media outlets chose to frame the news.

FORBES: How The Media Reacted To News Of A Non-White Spider-Man

According to some experts, 720p displays typically pick up just one 540-line field from each two-field 1080i frame, discarding the rest of the data, rather than sampling it.

ENGADGET: To 720p or not 720p? HDBlog raises the question.