The research of back chipping can be basis of processes planning and technology parameters optimization. Meanwhile, it will be a theory foundation for the subsequent welding.
清根规律的研究，不仅能够为工艺制定和优化清根工艺参数提供依据，也为后续焊接过程做好基础理论准备。
The research of technology parameters definition, optimization and prediction which focused on worker experience and traditional arithmetic model building in past literature.
以往文献对工艺参数的确定和优化研究都是集中在以工人的经验和传统数学模型的建立。
Optimization of the related technology parameters has offered the principle to increase the service life of the die and the product quality.
通过进一步优化相关工艺参数，其结果为提高冲模寿命和冲压件质量提供了依据。
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