The results show that the method of the closed extrusion-forging technology is very efficient.
结果表明，闭式挤锻工艺的新方法是十分有效的。
The article has described substance, characteristic, methods and die types of closed extrusion-die forging, and it has enumerated the typical die construction figures of closed extrusion die forging.
叙述了闭式挤锻的实质、特点、方式及模具型式，列举了典型闭式挤锻模具结构图。
The results shown that the new way of closed extrusion-die forging technology is very efficient.
结果表明，闭式挤锻工艺的新方法是十分有效的。
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