对T型电阻网络反馈扩展微弱电流测量原理和测量参数估计方法进行了分析，阐述了该仪器的测量不确定度。
The principle of feedback extension in t resistance network and the estimation method of measuring parameter are analyzed. The indeterminate of the instrument is discussed.
本文提出一种确定桩土系统固有频率的参数估计方法。
This paper presents a parameter assessment method to determine the eigenfrequency of the pile-soil system.
对于线性系统，本文针对其系统矩阵a存在一类不确定性扰动的情况，提出了一种基于遗传算法(GA)的新的参数估计方法。
This paper proposed a new method for parameter estimation based on genetic algorithms (GA) for linear systems in the case of its coefficient matrix with uncertain disturbance.
在消除回归模型误差项的自相关现象的处理中，提出了一种确定自相关参数估计值的新方法。
In this paper, a new process of estimating autocorrelation parameter is given when remedying autocorrelation of error term in regression model.
仿真结果表明，当飞行参数间不存在确定的函数关系时，采用基于样本学习的飞行参数估计方法可行、有效。
The results of simulation show that the method is valid and efficient in the case of there is not affirmatory relationship among the flight parameters.
同时，也发现参数估计过程中对于各种已有产品的权数的确定是非常复杂而且重要的过程，这一点将直接影响预测的准确性。
We also find that the parameter estimation which directly affects the accuracy of the forecasts is a very complex and important process.
对正态总体参数估计与检验中 ，最佳检验中样本容量的确定作了讨论 ，并给出了确定样本容量的具体方法 。
This paper discusses sample contents establishment in parameter test and estimate, and gives concrete method to establish sample test.
对正态总体参数估计与检验中 ，最佳检验中样本容量的确定作了讨论 ，并给出了确定样本容量的具体方法 。
This paper discusses sample contents establishment in parameter test and estimate, and gives concrete method to establish sample test.
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