切削加工
Keywords
part,
lathe,
strawberry,
working,
cut off,
work,
industry,
factory,
processing,
mechanism,
metallic,
machining,
production,
maneuvering,
welding,
drill,
ingredient,
manufacture,
small business,
material,
iron,
craftsman,
industry,
production,
work,
engineer,
equipment,
workshop,
technology