| 释义 | bituminous distributorbituminous distributor[bī¦tüm·ə·nəs dis′trib·yəd·ər]  (mechanical engineering) A tank truck having a perforated spray bar and used for pumping hot bituminous material onto the surface of a road or driveway.bituminous distributorA truck equipped with a tank body and with a system for pumping hot tar, road oil, or other bituminous material through a perforated spray bar at the rear; used to lay down a surface coating of the bituminous material. |