All above make it possible to optimize the bulk forming process and the die design in respect of decreasing forming force and saving material.
从而为变形力、变形功与节省材料的角度优化设计体积成形工艺及模具找到了有效途经；
Preform design in bulk metal forming is the central task of bulk metal forming process and die design.
金属体积成形预成形设计，是材料多工序成形工艺与模具设计的中心工作。
Preform design in bulk metal forming is the central task of bulk metal forming process and die design.
金属体积成形预成形设计，是材料多工序成形工艺与模具设计的中心工作。
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