Pouring melted glass into mold in optical glass factory
Schlüsselwörter
glasses,
melting,
manufacturing,
technology,
manufacture,
work,
molten,
glowing,
process,
hot,
pouring,
machinery,
light,
modern,
steel,
factory,
industry,
industrial,
shape,
molded,
production,
equipment,
making,
workshop,
oven
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