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螺纹磷化
meaning in Chinese
thread phosphate coating
Related Words
螺纹磨削
生长螺纹
螺纹滚
旋转螺纹
粗螺纹
暗螺纹
螺纹结构
螺纹深度
负螺纹
尽头螺纹
螺纹量规 内螺纹量规
螺纹量具
螺纹漏失
螺纹轮廓
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