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butterfly die
释义
butterfly die
Encyclopedia
工学
挤压
释
butterfly die
蝶形模
模具结构酷似蝴蝶形的分流组合模。具有分层结构,过渡圆滑,能改善金属挤压流动性。
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preoccupation
preoiler
preon
pre open hole completion
preoperative autologous blood storage
preoperative preparation
preorder
preorderable group
preordered set
preordering
preorder traversal
preoscillation
preosseous tissue
preovulation
preoxidation
pre oxidizing agent
pre-oxidizing agent
pre packing dimension
pre-packing dimension
prepacking dimension
preparacompactness
preparating lemma
preparation
preparation and approval of recent construction plan
preparation design
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