Worker grinds the concrete of angular grinding machine
Palabras clave
concrete,
machine,
grinding,
men at work,
floor,
outdoors,
work,
building,
equipment,
horizontal,
power,
stone,
construction,
industry,
motion,
material,
activity,
job,
cut,
industrial,
action,
tool,
instrument,
site,
electric,
uniform,
craft,
engineering,
block,
helmet,
circular,
dust,
disc,
disc,
angular,
construction site,
construction work
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