Testing by F, the difference was not significant.

经F检验，差异均不显著。

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There is no obvious difference in quality combustion speed and emission intensity in the condition of different charge density by means of F test.

利用F检验确定了不同装药密度下，质量燃烧速度以及辐射强度等没有显著性差异。

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There is no significant difference between gas chromatography and distillation by the results of F - test and t - test.

经F检验和t检验证明，该方法与蒸馏法测定结果无显著性差异。

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Let's go through this calculation for HF.

我们把H，F数据代入检验这个公式。

麻省理工公开课 - 固态化学导论课程节选