I. VOCABULARY (20 points). a) Choose the best variant:
a) Choose the best variant: 1. Metals are important in industry because they can be easily deformed into useful …. a) types; b) shapes; c) groups. 2. The process performed below the recrystallization temperature is called …. a) cold working; b) hot working; c) forging. 3. The most common rolled product is …. a) grain; b) crystal lattice; c) sheet. 4. Metals can be divided into five broad groups: extrusion, drawing, forging, sheet-metal forming and …. a) ductility; b) tensile strength; c) rolling. 5. If the deformation goes at a high temperature the metal will …. a) compress; b) recrystallize; c) harden. 6. The most common metalworking process is …. a) extrusion; b) rolling; c) drawing. b) Match English and Russian equivalents:
|
