High-speed rail construction site with active workers and machinery under a sunny sky.
Palabras clave
railway,
construction,
high speed,
site,
sunny,
sky,
men at work,
machinery,
track,
steel,
rail,
gravel,
dynamic,
crane,
excavator,
machine,
coordination,
project,
activity,
effort,
depth,
field,
alignment,
sunlight,
shadow,
vibrant,
realistic,
infrastructure,
development,
engineering,
transportation,
progress,
heavy,
industry,
operation,
equipment,
precision,
building,
roadbed,
teamwork,
tool,
installation,
efficiency,
train,
station,
city,
rail
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