sound-absorbent tile

звукоізолювальна плитка (корпусу підводного човна)

sound ranging (artillery sound ranging)

radar absorbent material

radar-absorbent materials (RAM)

antiradar interference absorbent

chaff-rejection absorbent

hydrogen-containing neutron absorbent

laser absorbent

neutron radiation water absorbent

radar camouflage absorbent

recoil absorbent

slow-neutron (radiation) boron absorbent

absorbent carbon

radar-absorbent

radar-absorbent material (RAM)

radiation-absorbent material (RAM)

communications by sound

high-intensity sound

sonar (sound navigation and ranging)

sound communication

stun grenade / flash grenade / flashbang / thunderflash / sound bomb

artillery sound reconnaissance

supersonic speed (exceeds speed of sound / Mach 1)

aerial sound ranging

air registration point (in sound ranging)

high-frequency sound waves

sound-proof compartment

background sound pressure level

overall sound pressure level