Tu-134UBL is the bomber aircrew training version of the Tu-134.
Airplanes - Military - Parked - Utility
The Tupolev Tu-134 (NATO codename: Crusty) is a Soviet twin-engined airliner, similar to the American Douglas DC-9. One of the most important and widely used aircraft in the former Warsaw Pact countries, the number in active service is decreasing because of noise restrictions.
Links: en.wikipedia.org, www.airliners.net