The model consists of a finite number of regression classes, for each of them the model error may normal or arbitrary under certain conditions.
该模型由有限个回归类构成，每个类的模型误差可以是正态的，也可以是满足一定条件的任意分布。
Compares the accurate reliability value with the designed value of the reliability of the exponential distribution normal distribution model and gives the relative error.
对指数—正态模式结构可靠度的理论值与设计值进行比较，给出它们之间的相对误差估计。
Besides, this paper also presented the model of normal error between actual surface and theoretic surface and probed into the calculating method of normal error.
此外，本文还建立了实际曲面与理论曲面之间的法向误差模型，对法向误差的计算过程进行了说明。
A curtailed normal distribution as a theoretical model for the error distribution of size of the machine parts and instrument parts in single - part or small-lot production is proposed in this paper.
本文提出用截尾正态分布作为单件、小批量生产的仪器零件、机器零件尺寸误差分布的理论模型。
A curtailed normal distribution as a theoretical model for the error distribution of size of the machine parts and instrument parts in single - part or small-lot production is proposed in this paper.
本文提出用截尾正态分布作为单件、小批量生产的仪器零件、机器零件尺寸误差分布的理论模型。
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