英文關鍵字
alarm
alert
building
bulb
bulbs
burn
caution
control
danger
emergency
equipment
escape
evacuation
extinguish
extinguisher
fire
firefighter
frangible
fungible
fusible
gauge
head
heads
heat
industrial
industry
links
pipeline
precaution
pressure
prevent
prevention
protect
pump
red
rescue
risk
safety
smoke
sprinkler
suppression
supression
system
technician
technology
training
valve
warning
watercourse