• 研究首次引入包含股票价格市场信息变量,并判别模型表现时估计样本本进行了区分

    The market information variables containing stock prices are introduced in our model for the first time. We divide samples into two groups: estimation and test samples.

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  • 通过多个实验表明试样均衡性读数误差控制范围正确确定以及样本量的正确估计都是影响实验室菌落计数精密度控制因素

    The results show that homogeneity of samples, correct determine of control range of reading errors and correct estimation of bacterium account are elements that affect accuracy of aerobic plate count.

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  • 采用非线性参数估计同时估计扩散率散热系数以及试样吸收能量

    The nonlinear parameter estimation technique can simultaneously estimate the thermal conductivity, heat transfer coefficient and absorbed energy.

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  • 采用非线性参数估计同时估计扩散率散热系数以及试样吸收能量

    The nonlinear parameter estimation technique can simultaneously estimate the thermal conductivity, heat transfer coefficient and absorbed energy.

    youdao

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