英文關鍵字
civil
cloudy
day
engineering
industrial
industry
pipes
piping
plan
plant
process
public
rain
stormy
structural
structure
structures
technology
timelapse
video
waste
wastewater
water
英文關鍵字
civil
cloudy
day
engineering
industrial
industry
pipes
piping
plan
plant
process
public
rain
stormy
structural
structure
structures
technology
timelapse
video
waste
wastewater
water