спалювання / підрив на відкритому повітрі
contained burning
rate of burning
restricted-burning rocket (engine)
unrestricted burning rocket (engine)
burning site
after-burning
burning
burning gases
burning inhibiter
burning mixture
burning surface
burning tank
chemical burning inhibiter
fast-burning powder
kerosene burning test
concealed pit
pit (logistics)
pit
pit detail
pit forces
pit-type emplacement
tank pit
recoil pit
antitank pit
crank pit
underground storage pit
lubrication pit
weapon pit
obstacle pit
test pit
target pit
firing pit