英文關鍵字
boiler
circulation
clipboard
clothes
controlling
down
engineer
engineering
equipment
examining
female
headset
heating
helmet
indications
industrial
industry
inspection
inspector
laser
look
maintenance
male
man
manometer
measure
measuring
network
node
pipeline
pipes
plumber
pressure
pyrometer
repairman
room
speak
system
technician
technology
temperature
thermal
verification
water
woman
work
worker
write
young