機器
determine
analysis
asphalt
asphalt concrete pavement
background
check thickness
clear day
concrete
construction
construction site
copy space
core
core drilling machine
cores
coring
cutting samples
cylindrical
drill
drilling
drilling gasoline machine
equipment
gasoline machine
heavy
highway
industrial
industry
machinery
outdoor
pavement
power
reflective capes
repairs
road builders
road machinery
road repair
road workers
roadway
roadwork
sample
sampler
sunny day
technology
test
thickness
tool
vertical image
work
workers
workplace
定額
Road workers in reflective capes drill asphalt with a core drilling machine to take and measure cores during road repairs on a sunny day. Copy space.の素材 [FY310206823560]
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