ABRm×n
ABRm×n is a designation used in some contexts, particularly in military or technical fields, to refer to a specific type of aircraft or aerial vehicle. The "ABR" prefix likely stands for a particular class or role, such as "Attack Bomber Reconnaissance" or a similar combination of functions. The "m×n" component typically denotes the dimensions or size of the vehicle. For instance, "m" might represent the wingspan in meters and "n" the length in meters, or it could refer to other critical dimensions.
The exact meaning of ABRm×n can vary significantly depending on the organization or system using the designation.