【计】 alarm master
advocate; direct; host; indicate; main; owner; person or party concerned
【机】 master
call the police; give an alarm
【计】 alerting
device; apparatus; fitting; installation; setting; unit
【计】 blaster; U
【化】 equipment; set; set up; setting
【医】 apparatus; device; fitting; installation; mounting; unit
【经】 equipment; installation