機器
adult
asian
beautiful
beauty
check
close up
construction
engineer
engineering
examining
face
factory
female
girl
heavy
helmet
indoors
industrial
industry
job
lathe
lifestyle
line
machinery
manual
manufacturing
measure
measurement
mechanic
metal
one
people
person
phone
professional
quality
red
rotary
sitting
steel
system
tape
technician
transportation
warehouse
woman
worker
young