On the basis of the above-mentioned, the Tangshan M7.8 earthquake is used as an example to show how the anomalies are identified by the variance test method.
并在此基础上以唐山7.8级地震为例，提出用方差检验的方法判别震前异常。
Method: The characters were studied by field randomized block test combining analysis of variance, correlation analysis and quality analysis.
方法：采用田间随机区组试验结合方差、相关及质量分析进行研究。
Methods the simplified test of normal distribution (method a) and analysis of variance (method b) were adopted to judge if the two testing methods have variation.
方法用正态分布小样本容量的简化检验(A法)和方差检验(B法)来判定两种测定方法所得结果的异同。
Variance components estimated by MINQUE method can be used in significance test for linear contrasts of variety effects.
用MINQUE法估算各项方差分量，然后对品种效应的线性对比作显著性测验。
Method Using 4-factor and 4-level orthogonal test, the best structure and component has been decided and the analysis of variance is also done to the result of the experiments.
方法采用4因素4水平正交实验，确定其最佳结构组成，并对实验结果进行方差分析。
The machining experiment is made on semi-spherical part by orthogonal test method. The results of test are analyzed by variance analysis.
运用正交试验方法对半球形零件进行切削试验，采用方差分析法分析试验结果。
The simple factor analysis of variance and further statistical method of multiple comparison and independent exponent t-test were used.
运用单因子方差分析及进一步的多重比较、立样本t检验的统计方法。
The specificity of this method was confirmed with inhibition test and its coefficient variance was 19%.
经特异性抑制试验检测证明本法特异性较好。批间变异系数为19％。
The specificity of this method was confirmed with inhibition test and its coefficient variance was 19%.
经特异性抑制试验检测证明本法特异性较好。批间变异系数为19％。
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