Two formulas for calculating any roll configurations of a rolling mill are derived by means of coordinate transformation and variable replacement from the cross rolling characteristics.
根据斜轧特点，利用坐标变换和变量代换方法，导出了两种计算任何斜轧辊形的公式。
First, the model is transformed into a vertex design by means of a transformation, and a simple variable matrix and a variable function are given.
首先通过一个变换，将模型转换成一个顶点设计问题，从而构造一个简化了的方差矩阵，求得方差函数。
It is given a evaluation formula for a class of infinite integrals by applying Parametric Variable integral transformation.
应用含参变量积分变换的方法，给出了一类无穷积分的求值公式。
Using the variable transformation method, the formulae of the axial symmetrical wall temperature distribution during steady heat conduction of a hollow cylinder are derived in this paper.
采用坐标变换法导出了圆筒空间轴对称问题稳态热传导温度分布的关系式。
A brief introduction of the variable frequency AC motor speed control features, pointed out that the centrifugal pump inverter transformation of the economy.
简单介绍了交流电动机的变频调速特点，指出采用变频器改造离心式水泵的经济性。
Objective: To study the disturbance creatd by the variable transformation within regression parameters of nonlinear biology models and find a new method removing or reducing the disturbance.
目的：研究变量代换对非线性生物模型回归参数的干扰，寻找消除或减少该干扰的新方法。
Objective: To study the disturbance creatd by the variable transformation within regression parameters of nonlinear biology models and find a new method removing or reducing the disturbance.
目的：研究变量代换对非线性生物模型回归参数的干扰，寻找消除或减少该干扰的新方法。
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