four modern manually operated shutoff valves isolated on white background
Schlüsselwörter
4,
modern,
manual,
control,
isolated,
white,
gas,
stop,
background,
industrial,
steel,
pipeline,
metal,
equipment,
tap,
industry,
open,
connection,
service,
handle,
pressure,
plumbing,
engineering,
faucet,
closeup,
technology,
supply,
gate,
screw,
regulator,
regulate,
close,
construction,
safety,
detail,
system
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