旋盤加工
Palabras clave
lathe,
processing,
mechanism,
production,
industry,
manufacture,
working man,
people,
hand,
maneuvering,
factory,
working,
workshop,
spinning,
metallic,
drill,
metalwork,
sharpen,
equipment,
byte,
person,
man,
industry,
aged,
skill,
craftsman,
professional,
work
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