портативна система забезпечення (пасажирів) кисневими приладами
portable surface-to-air missile (portable SAM)
oxygen purge system
passenger oxygen system
breathing-oxygen system
man portable air defense system (MANPADS)
multifunctional radio control, direction finding and suppression system (portable) (MKRPP)
portable anti-tank missile system
portable missile system
portable antitank missile system
liquid oxygen plant
oxygen
oxygen kit
oxygen corrosion
oxygen flow indicator
oxygen-oil rocket fuel
oxygen concentration
oxygen recovery
oxygen supply
oxygen-breathing apparatus
breathing oxygen
dissolved oxygen
oxygen equipment
quick-donning oxygen mask
liquid oxygen
oxygen mask
crew-portable
folding portable bridge
individual portable filter
non-imaging portable radar sensor
nuclear suitcase bomb; man-portable nuclear weapon
portable
portable decontaminating apparatus