This time is a parametrical design experiment, they made a big model in the office.
这次是一个参数化设计的实验，他们在办公室的一个大模型。
In this article, the parametrical mathematic model, physical model and finite model that adapted for the main performance indexes of pipe extrusion were developed.
本文提出并建立了适合管材挤出主要性能指标的参数化数学模型、物理模型和有限元模型。
The parametrical 3-D model is built and the output cam profile is drawn.
建立了参数化的三维模型，并用反转法绘制了摆动输出凸轮的轮廓曲线。
The parametrical 3-D model is built and the output cam profile is drawn.
建立了参数化的三维模型，并用反转法绘制了摆动输出凸轮的轮廓曲线。
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