Parametric geometry modeling technique based on constraint is a kind of new typed rapid method of modeling.
基于约束的参数化几何造型技术是一种新型、快速的造型方法。
The parametric pumping, a novel separation technique, has been reviewed with respect to its technological progress and process modeling.
从工艺和模型研究两方面对参量泵技术的研究进展进行了评述。
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