Creo Direct – For “history-free” direct modeling to interact directly with the 3D geometry.
Creo Direct – “脱离历史”直接建模，直接与三维几何数据交互
This model focuses on the direct modeling of Reynolds stresses and utilizes split-spectrum concepts to model multiple-scale effects in turbulence.
这种模型对雷诺应力进行直接的模拟，并可模拟湍流流动的多重尺度影响。
Based on the GM (1, 1) direct modeling method, a method of establishing grey logistic model is put forward, and a grey logistic model of Wenzhou population is obtained.
基于GM(1,1)直接建模法，本文提出了建立灰色Logistic模型的一种方法，并进而建立了温州市人口的灰色Logistic模型。
The content of this research is as follows: Direct modeling for tooth surface of ti worm in ANSYS is difficult for the equations of contact lines being a kind of transcendental function.
主要研究内容如下：由于TI蜗杆齿面上的接触线方程是一种超越函数，直接在有限元分析软件ANSYS中建模比较困难。
The content of this research is as follows: Direct modeling for tooth surface of ti worm in ANSYS is difficult for the equations of contact lines being a kind of transcendental function.
主要研究内容如下：由于TI蜗杆齿面上的接触线方程是一种超越函数，直接在有限元分析软件ANSYS中建模比较困难。
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