機器
backhoe
civil engineering
construction
construction site
contractor
deep foundation
demolition
development
dig
digger
diggers
ditch
drainage
drill
earth
earth moving
earthworks
economic
economy
equipment
excavating
excavation
excavator
foundation
ground
groundworks
heavy
heavy equipment
hydraulic
industrial
industry
job
loader
machinery
piling
preparation
reinforced concrete beams
road works
rock
sand
scoop
sewage
shovel
site
site leveling
sky
trench
vehicle
work
定額
Excavator during excavation at construction site. Backhoe on foundation work in sand pit. Groundworks, site levelling, construction of reinforced ground beams on piled foundations.の素材 [FY310160171806]
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