根据摩托车档位齿轮的产品特点，进行成型工艺分析优化，获得合理的产品精化毛坯，拔模斜度等参数，获取产品的预成型毛坯尺寸。
The rational rough and technological parameter of profile modified gear is gained by analysis and optimizing of forming, and the preliminary shaping size of product is defined.
论述了改性聚乙烯泡沫塑料的配合技术、成型工艺及常见质量问题的分析。
The correlated technology of PE-foams, the forming process and the analysis of usual QCproblems were dealt with.
分析了主要工艺参数如：激光功率、扫描速度、送粉量以及Z轴增量对成型质量和形貌的影响。
The technics parameters, such as the laser power, scan velocity, powder feed rate and the Z axis increment, which influence quality and shape were analyzed in this article.
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