機器
adult
business
caucasian
checking
control
engineer
engineering
equipment
examining
expertise
factory
hardhat
helmet
holding
horizontal
indoors
industrial
industry
job
looking
male
man
manager
manufacturing
men
metal
modern
occupation
partnership
people
plant
pointing
production
professional
protection
quality
qualitycontrol
showing
standing
steel
technician
two
uniform
work
worker
working
workshop
young