旋盤で金属加工
Palabras clave
mechanism,
industry,
processing,
technology,
machine,
industry,
production,
factory,
production,
work,
rig,
maneuvering,
tool,
working,
equipment,
equipment,
work,
tool,
equipment,
instrument,
engineering,
engineering,
equipment,
metallic,
part,
metal,
factory,
workshop,
engineer,
occupation,
lathe,
polish,
metalwork,
craftsman
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