英文關鍵字
architecture
bay
bearing
blue
bridge
build
building
business
city
concrete
construction
deck
design
embankment
emergency
engineering
equipment
fittings
fix
frame
goethals
highway
industry
inspection
joint
kit
loose
machine
machines
maintenance
metal
modern
new
overpass
plate
rehabilitation
repair
replacement
river
road
site
sky
skyline
steel
structure
structures
transportation
types
urban
water
worker