As the simplest form necessary to form a punching processing machine, the utility model has the advantages of simple structure, reliable work and low manufacturing cost.
使用本实用新型是构成冲压加工机具必备的最简化形式，具有结构简单、工作可靠，制作成本低的优点。
As the simplest form necessary to form a punching processing machine, the utility model has the advantages of simple structure, reliable work and low manufacturing cost.
使用本实用新型是构成冲压加工机具必备的最简化形式，具有结构简单、工作可靠，制作成本低的优点。
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