英文關鍵字
architecture
building
business
construction
crane
development
engineering
equipment
high
house
illustration
industrial
industry
isolated
lift
load
machine
ship
site
sky
steel
structure
tower
vector
white
work
yellow
英文關鍵字
architecture
building
business
construction
crane
development
engineering
equipment
high
house
illustration
industrial
industry
isolated
lift
load
machine
ship
site
sky
steel
structure
tower
vector
white
work
yellow