кислотне число
acid bomb
hydrocyanic acid
nitric acid
picric acid
sulphuric acid
acid fume
Operation Acid Drop
acid
acid cleaning
alkylation acid
carbolic acid
organic acid
petroleum acid
volatile acid
acid soot
code number
despatch number
equipment component number (ECN)
lay reference number
lot number
Mach / Mach number
national stock number
NATO stock number (NSN)
reference number (order / message / report)
registration / identification number
series number
service number
sheet name / number
target number
main gun (cannon) number
NSN / NATO Stock Number
task identification number (ID)