boiler
caucasian
check
chemical
computer
engineer
engineering
enjoy working
factory
gas
handyman
heat
helmet
industrial
industry
job
laptop
looking
maintenance
manufacturing
mechanical
notebook
occupation
oil
people
person
petrochemical
pipe
pipe work
pipeline
pipelines
piping
plant
power
pressure
production
professional
refinery
repair
safety
service
staff
steam
technician
technology
work
work wear
worker
workers
workplace
定額
Engineer worker working in plant factory boiler service using laptop to check and wirelessly monitor the machine gas pipe and pump.の素材 [FY310172956804]
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