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Steel roof truss welders with safety devices to prevent falls from a height in the construction site.
Steel roof truss welders with safety devices to prevent falls from a height in the construction site.
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Aug.02, 2022 10:27:01
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dj.tong108@windowslive.com
HIGH EQUIPMENT PERSON PEOPLE RISK DANGER STEEL MALE PROTECTION DANGEROUS INDUSTRIAL LINE INSTRUMENT ARCHITECTURE BUILDING CONSTRUCTION INDUSTRY STRUCTURE ROOF SUPPORT PROFESSIONAL WORK TOOL JOB HELMET PROTECTIVE SAFETY SECURITY EXTREME ENGINEERING SITE UNIFORM TEAM CONCRETE WORKER HEIGHT BUILDER WORKERS FACTORY BELT SAFE STANDS CONTRACTOR SPARK SCAFFOLDING HARNESS CLIMB LABOR WELDER ROOFER
