英文關鍵字
industry
steam
valve
emergency
release
danger
dangerous
industrial
machine
machinery
coolants
cooling
cools
cool
temperature
high
pressurized
pressurised
pipe
pipes
pressure
red
alert
alarm
英文關鍵字
industry
steam
valve
emergency
release
danger
dangerous
industrial
machine
machinery
coolants
cooling
cools
cool
temperature
high
pressurized
pressurised
pipe
pipes
pressure
red
alert
alarm