本实用新型具有结构简单，开合模快速灵活、生产效率高的优点。
The utility model has the advantages of simple structure, fast and flexible opening and closing the mould and high productive efficiency.
本实用新型具有结构简单，开合模快速灵活、生产效率高的优点。
The utility model has the advantages of simple structure, fast and flexible opening and closing the mould and high productive efficiency.
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