
金属深拉伸冲压

微信截图_20181122172157
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Earphone06结构
蓝牙耳塞 运动耳机耳塞 手机耳塞 音乐耳塞,金属质感设计
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塑料成型注塑不良问题:起疮、会胶线、气泡、变形、流痕、缺胶、毛边、缩水、粘模
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智能门铃工艺图
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