Based on study of punching process requirements and processing sequence, the polychromatic sets theory was applied to construct the mathematical model of punching process planning.
在研究冲压工艺加工需求和加工工序的基础上，应用多色集合理论建立了冲压工艺规划的数学模型。
AIM To construct the mathematical model between the non contact detecting system for life parameters and piezoresistive acceleration sensor.
目的建立非接触生命参数检测系统与压阻式加速度之间的数学模型。
This paper discusses how to construct the mathematical model in the economical system, and analyzes the process of modeling in theory.
论述了经济系统中数学模型的建立问题，并对数学建模过程进行了理论分析。
Construct a mathematical model of digital holography for its recording and reconstruction. The procedure of digital recording and numerical reconstruction are discussed in detail.
建立数字全息记录与再现的模型，探讨了数字波前记录的手段和菲涅尔数字再现算法。
But because the system has the characters of inertial delay, nonlinearity, time-varying, it is difficult to construct its accurate mathematical model.
但由于系统存在惯性滞后、非线性、时变等特点，采用传统的控制理论无法取得理想的控制品质。
But because the system has the characters of inertial delay, nonlinearity, time-varying, it is difficult to construct its accurate mathematical model.
但由于系统存在惯性滞后、非线性、时变等特点，采用传统的控制理论无法取得理想的控制品质。
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