| alarm fatigue(noun, expression, technology, entity, system) |
| alarm warning system(noun, expression, technology, system, warning) |
| alarms and warning system(noun, expression, technology, system, warning) |
| alert measurement system(noun, expression, technology, entity, system) |
| all-Russian integrated public notification and warning system(noun, expression, technology, system, warning) |
| altitude loss warning system(noun, expression, technology, system, warning) |
| angle-of-attack warning system(noun, expression, technology, system, warning) |
| anti-ballistic missile early warning system(noun, expression, technology, system, warning) |
| anti-tank warning system(noun, expression, technology, system, warning) |
| anti-two-block warning system(noun, expression, technology, system, warning) |
| antiaircraft warning system(noun, expression, technology, system, warning) |
| antiballistic missile early warning system(noun, expression, technology, system, warning) |
| antimechanized warning system(noun, expression, technology, system, warning) |
| antiradiation homing and warning system(noun, expression, technology, system, warning) |
| artillery hunting radar(noun, expression, technology, entity, system) |
| attack warning system(noun, expression, technology, system, warning) |
| audible warning system(noun, expression, technology, system, warning) |
| audio warning system(noun, expression, technology, system, warning) |
| aural warning system(noun, expression, technology, system, warning) |
| automatic attack warning system(noun, expression, technology, system, warning) |