機器
background
building
cable
construction
crane
danger
engineering
equipment
factory
fixed
gantry
hang
heavy
high
hoist
hoisting
hook
industrial
industry
inside
interior
ladder
lifting
load
machinery
maintenance
manufactory
manufacturing
metal
orange
overhead crane
rope
safety
shop
sling
stair
steel
storehouse
strength
structure
technology
tool
up
warehouse
winch
worker
works
workshop
yellow