критичне число Маху
Mach / Mach number
airspeed/Mach (AS/MACH)
flight Mach number
indicated Mach number (IMN)
local Mach number
Mach number effect
Mach number of a wind tunnel
true Mach number (TMN)
critical value of Reynolds number in pipe flow
supersonic speed (exceeds speed of sound / Mach 1)
Mach angle
Mach compression line
Mach cone
Mach rarefaction line
Mach front
Mach stem
Mach wave
commander’s critical information requirements (CCIR)
critical area
critical asset list (CAL)
critical avenue of approach
critical infrastructure
critical infrastructure protection (CIP)
critical intelligence
critical item
critical mass
critical mission
critical point
critical program information
critical sector
critical shortage
critical skill