f ratio
方差比; F 值
常用释义
英式发音
美式发音
基本释义
- n. 方差比; F 值
例句
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1·Only some parameters such as theoretical A/F ratio and modified coefficients of sub models needed to modify little, when simulating the characteristics of engine using different gas.当燃用不同的燃气时，只需对其中的一些参量（如理论空燃比等）及子模型的修正系数进行微调即可。
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2·CONCLUSIONS: Characteristics that distinguish elderly from younger HCC patients include lower M/F ratio, worse performance status, lower rate of HCV infection, and less advanced underlying cirrhosis.结论： 年长组区别于年轻组HCC患者的特征包括较低的M/F比率、更差的体力状态、较低的HCV感染率以及较少进展的肝硬化。
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3·For example, the focal length of an 8" (203.2mm) aperture with a focal ratio of f/10 would be 203.2 x 10 = 2032mm.比如，孔径为8英寸(203.2mm)，焦比为f/10的透镜，其焦距为203.2 x 10 = 2032mm。
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4·The circular region F-norms in low frequency band of wavelet transform is used as color feature of the image and the energy ratio of high frequency band is used to form texture descriptor.颜色特征采用整数小波低频系数矩阵中环形区域的F -范数，纹理特征则采用高频部分的能量比值。
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5·The stabilization factor (f) as a measure of the effectiveness of the antioxidants and the oxidation rate ratio (ORR) as a measure of their strength were determined.安定因素(f)作为抗氧剂的有效率的措施和氧化作用率比率(ORR)作为他们的力量措施是坚定的。
同义词
n.
方差比；F值