Based on analyzing the machining process planning, the universal process planning model is presented using the principle and method of systematic engineering.
在分析机械加工工艺规程基础上，运用系统工程学的原理和方法，建立了通用工艺规程模型。
A modification method based on the combined universal finite element program and mathematic software for finite element model of long span bridge is proposed.
提出一种通用有限元程序和数学软件相结合的大跨度桥梁有限元模型修正方法。
The actual practice shows that this new method is convenient, universal and precise. It is an excellent method for estimating parameters of non-linear, uncontinuous or undifferential model.
实例分析表明，该方法简便、通用，具有较高拟合精度，是非线性、不连续可微模型参数估计的方法。
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