機器
antenna
architecture
beam
blue
building
cables
cargo
cellular
chains
construction
crane
development
engineering
equipment
framework
hang
hanging
heavy
height
high
hoist
hook
industrial
industry
iron
lift
lifting
load
machinery
mechanical
metal
moving
platform
pulley
rigging
rope
scaffolding
sky
skyline
steel
structure
support
technology
tool
tower
urban
weight
wire
work