機器
access
area
background
block
blockade
box
cargo
clear
clutter
crate
danger
do
door
entrance
escape
evacuation
exit
factory
figure
forbidden
forklift
guard
halt
hazard
icon
industrial
label
lift
load
no
not
obstacle
obstruct
obstruction
pallet
parcel
passes
prohibition
restricted
route
safety
sign
sticker
stop
symbol
use
vehicles
warning
zone