The basic concepts and calculating steps of gray-linear regression calculation are put forward with some practical examples.
给出了灰色-线性回归模型算法的基本思想和计算步骤，并举例说明如何用该模型解决实际问题。
The linear regression calculation method was used in studying the relationship between hardness of alloy and its composition.
本文将利用线性回归预测的方法，对节块合金胎体的硬度与合金主要成分之间的关系进行初步的探讨。
The linear regression calculation method was used in studying the relationship between hardness of alloy and its composition.
本文将利用线性回归预测的方法，对节块合金胎体的硬度与合金主要成分之间的关系进行初步的探讨。
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