我司从事螺帽成型机制造及五金制品生产行业二十余年。
My department is engaged in a nut to model a mechanism to build and the hardware product to produce profession for more than 20 years.
根据权利要求1所述的金属塑料复合螺帽，其特征在于所述金属嵌件与塑料层整体注塑成型。
The metal-plastic composite nut, according to Claim 1, is characterized in that the injection molding of metal insert and complete plastic layer.
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