機器
alert
application
attention
background
business
caution
cogwheel
computer
connection
danger
disconnect
engine
engineering
error
failure
failure icon
flat
gear
hazard
icon
industrial
industry
internet
isolated
machinery
maintenance
management
mechanical
mechanism
mistake
problem solving
progress
recovery
repair
risk
service
sign
solution
symbol
system
tablet
technical
technician
trouble
warning
web
windows
work