...校 正模型与协积检验)等 5.Specification and Diagnostic Tests(模型设 定与诊断检验) Test on Coefficient (对系数的检验),包括: Wald Test of Coefficient Restriction(Wald检验) Omitted Variable(省略变量的检验)Redundant Variable(富裕变量...
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On the basis of a large number of field test data, the regression of the displacement coefficient and system efficiency for pumping unit wells were established.
本文在抽油机井大量现场测试数据的基础上,建立了抽油机井系统效率、排量系数这两个重要指标与诸影响因素之间的回归方程。
Confidence interval of the coefficient of acceleration is derived based on step-stress accelerated life test data.
在定数截尾和定时截尾步加试验情形,导出了加速系数的置信区间。
This paper present a method determining resistance assignment coefficient, the analysis results on the test show that present method is reasonable.
本文提出了一个确定阻力分配系数的方法,试验分析结果说明本方法是合理的。
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