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ÈÑÑËÅÄÎÂÀÍÈE ÍÀÏÐ߯ÅÍÍÎ-ÄÅÔÎÐÌÈÐÎÂÀÍÍÎÃÎ ÑÎÑÒÎßÍÈß ÌÀÒÅÐÈÀËÀ ÏÐÈ ÏÎÌÎÙÈ ÓËÜÒÐÀÇÂÓÊÎÂÛÕ ÂÎËÍ
INVESTIGATIONS OF THE STRESS STATE OF THE MATERIALS BY ULTRASONIC WAVES
Èâàíîâà É. ................................................................. 3
ÑÈÑÒÅÌ ÄËß ÈÇÌÅÐÅÍÈß È ÀÍÀËÈÇÀ ÂÈÁÐÀÖÈÎÍÍÜIÕ È ÓÄÀÐÍÜIÕ ÏÐÎÖÅÑÑÎÂ
A SYSTEM FOR MEASUREMENT AND ANALYSIS OF VIBRATION AND SHOCK PROCESSES
Íà÷åâ Í. ....................................................................................... 7
ÌÅÕÀÍÈÊÎ-ÝËÅÊÒÐÎ-ÌÀÒÅÌÀÒÈ×ÅÑÊÀß ÌÎÄÅËÜ ÝËÅÊÒÐÎÄÈÍÀÌÈ×ÅÑÊÎÃÎ ÈÑÑÏÈÒÀÒÅËÜÍÎÃÎ ÑÒÅÍÄÀ
MECHANICAL-ELECTRO-MATHEMATICAL MODELING OF ELECTRODYNAMIC VIBROTESTING STAND
Íà÷åâ Í., Ã. Òîíêîâà ............................................................................... 11
ÕÀÐÀÊÒÅÐÈÑÒÈÊÈ KÎÐÎÒÊÎÃÎ ÇÀÌÛÊÀÍÈß ÁÎÐÒÎÂÛÕ ÃEÍÅÐÀÒÎÐΠÏÎÑÒÎßÍÍÎÃÎ È ÏÅÐÅÌÅÍÍÎÃÎ ÒÎÊÀ
SHORT-CIRCUIT CHARACTERISTICS OF AIRBORNE DC AND AC GENERATORS
Adamcik F., J. Labun ................................................................................. 17
ÂËÈßÍÈÅ ÍÀ ÍßÊÎÈ ÒÅÕÍÎËÎÃÈ×ÍÈ ÔÀÊÒÎÐÈ ÂÚÐÕÓ ÎÑÒÀÒÚ×ÍÈÒÅ ÍÀÏÐÅÆÅÍÈß Â ËßÒÀ ÃÐÅÄÀ ÇÀ ÇÀÄÅÍ ÌÎÑÒ ÍÀ ÒÎÂÀÐÅÍ ÀÂÒÎÌÎÁÈË
EFFECT OF SOME TECHNOLOGICAL FACTORS ON THE RESIDUAL STRESSES IN HEAVY VEHICLE REAR AXLE CAST BEAM
Íèêîëîâ Í. ........................... 20
STABILISATION OF PRODUCTION LINES BY USING OF SIMULATION STUDY METHODOLOGY
STABILISATION OF PRODUCTION LINES BY USING OF SIMULATION STUDY METHODOLOGY
Cerjakovic E., Tufekcic Dz., Topcic A.,. Selo R., Celovic S. ............................ 24
ÑÏÅÖÈÔÈ×ÅÍ ÒÎÏËÈÍÅÍ ÊÀÏÀÖÈÒÅÒ ÍÀ ÌÅÒÀËÈ
SPECIFIC HEAT CAPACITY OF METALS ÒÅÏËÎÅÌÊÎÑÒÜ ÌÅÒÀËÎÂ
Nachev N., Tsokov L., Vassilev M. ............................ 28
ÔÎÐÌÎÈÇÌÅÍÅÍÈÅ ÏÐÈ ÙÀÌÏÎÂÀÍÅ Ñ ÊÎÌÁÈÍÈÐÀÍÎ
DEFORMATION UNDER DIE FORGING WITH A SIMULTANEOUS "CURRENT"
Ãåíîâ É.Ã., Êàìáóðîâ Â.Â., Äèìèòðîâà À.Ï. ......................................... 30
METALLOGRAPHIC TECHNIQUE FOR ETCHING OF THE MICROSTRUCTURE OF STEEL 12Cr1MoV USED IN THERMAL POWER PLANTS
ÌÅÒÀËÎÃÐÀÔÑÊÀ ÒÅÕÍÈÊÀ ÇÀ ÏÐÎßÂßÂÀÍÅ ÍÀ ÌÈÊÐÎÑÒÐÓÊÒÓÐÀÒÀ ÍÀ ÑÒÎÌÀÍÀ 12Õ1ÌÔ, ÈÇÏÎËÇÂÀÍÀ  ÒÎÏËÎÅËÅÊÒÐÈ×ÅÑÊÈÒÅ ÖÅÍÒÐÀËÈ
Mihaylov, A. ............................ 33
ÂËÈßÍÈÅ ÍÀ ÑÂÅÒÎÂÍÀÒÀ ÈÊÎÍÎÌÈ×ÅÑÊÀ ÊÐÈÇÀ ÂÚÐÕÓ ÌÀØÈÍÎÑÒÐÎÈÒÅËÍÈÒÅ ÏÐÅÄÏÐÈßÒÈß Â ÁÚËÃÀÐÈß
THE WORLD ECONOMIC RECESSION INFLUENCE ON THE BULGARIAN MACHINE BUILDING ENTERPRISES
Daskalova M. ............................. 36
ÇÀ ÏÐÅÄÈÌÑÒÂÀÒÀ ÍÀ CAD ÏÐÎÅÊÒÈÐÀÍÅÒÎ Â Ó×ÅÁÍÈß ÏÐÎÖÅÑ
ON THE ADVANCES OF CAD PROJECTING IN EDUCATION
Òîíêîâ Ã, Ì. Ïåéêîâà ............. 38






