機器
accident
area
attached
background
box
cable
cargo
chain
construction
crane
danger
equipment
fall
forklift
hazard
hazardous
head
heavy
height
high
hoist
hoisting
hook
icon
industrial
keep
label
lift
lifting
load
moving
obstacle
overhead
protection
pulley
risk
rope
safety
safety first
scaffolding
sign
sling
sticker
strength
suspended
symbol
unloading
weight
zone