最后对模具的一个主要零部件反拉伸凸凹模进行了简单的加工工艺路线制定，并制作了工序卡片。
Finally one of the major components of the mould-the anti-drawing die have been simply formulated the routing, and produced the process card.
叙述了用反挤压工艺代替多道变薄拉伸工艺生产铝合金外壳的优点。
The advantages of the production for the aluminium alloy casing with backward extruding technology replacing multi-pass ironing technology are marrated.
叙述了用反挤压工艺代替多道变薄拉伸工艺生产铝合金外壳的优点。
The advantages of the production for the aluminium alloy casing with backward extruding technology replacing multi-pass ironing technology are marrated.
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