What does TRJ stand for?

AJT Air International - Russian Federation - ICAO designator (FAAC)

Tarija - Bolivia - Seismograph station code, US Geological Survey (SEIS)

Thermocouple Reference Junction

Toram - Language code (ETLW)

Towards Racial Justice - British

Tragedy of Romeo and Juliet (SAUS)

Trejo - NCIC firearms make code (NCIC)

Trojan Yacht - NCIC boat manufacturer code (NCIC)

Turboramjet (ODA)

United States Army TRADOC, Fort Jackson, Fort Jackson, SC - OCLC symbol (OCLC)