機器
anti
architecture
arrow
background
button
close
communication
current
danger
direction
door
electric
electrical
electricity
electro
electronic
emergency
entrance
environment
equipment
exit
facelift
frame
frequency
gas
healthcare
icon
illustration
industry
interface
label
line
medical
microcurrent
navigation
non
off
open
output
pictogram
power
rejuvenation
round
set
sign
symbol
technology
woman