英文關鍵字
analyzing
device
blurred
detection
sunlight
atmosphere
particulates
unhealthy
warning
devices
plant
dirty
breathe
polluted
indoor
sensor
display
technology
environment
meter
pollution
dust
health
air
industry
detector
quality
monitoring
environmental
toxic
monitor
measurement
equipment
emission
danger
breath
house
city
respiratory
particles
problem
harmful
particulate
smog
measuring