หมายเลขสื่อ #00004532 Two construction worker digging on street.

คำสำคัญ

• excavator
• construction
• work
• drainage
• earthwork
• engineer
• environment
• ppe
• worker
• equipment
• เพิ่มเติม
• hydraulic
• infrastructure
• machinery
• pipe
• road
• site
• dig
• heavy
• safety
• soil
• tractor
• activity
• backhoe
• building
• bulldozer
• construction site
• contractor
• digger
• earth
• engineering
• excavation
• foreman
• gravel
• group
• highway
• industrial
• industry
• labor
• laborers
• loader
• machine
• mechanical
• pavement
• scoop
• shovel
• team
• transportation
• trench
• truck
• yellow