DIN 69001-15-1981 Machine tools Multi-spindle heads Assemblies Tapping spindles Type A《机床 多轴头 部件传动 A型攻丝轴组件》.pdf

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DIN 69001-34-1981 Machine tools Multi-spindle heads Tapping spindles Type A《机床 多轴头 A型攻丝轴》.pdf

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