機器
architecture
beam
boom
building
cabin
cable
concrete
construction
counterweights
crane
elevating
equipment
foundation
frame
height
high
highrise
industrial
iron
jib
jobsite
labor
labour
lattice
lever
lifting
mast
mechanic
mechanical
metal
people
person
rise
rope
skyscraper
steel
structure
suspended
tall
technology
tool
tower
trolley
wire
worker
workman
workplace