Craftsmans hands precisely shape a metal part on a lathe machine. The tool moves smoothly as the metal spins, showing skill, focus, and precision craftsmanship
素材ID:1785797668

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工艺工作机械精度机加工金属加工工匠机械师锐化工业工程车床车间行业技术磨手流程技能详图金属操作员生产工厂工具