high-frequency transformer high-frequency vulcanization high-frequency waves high furnace high-gain high gear high-grade high-grade cement high-grade fuel high-gravity high-head dam high-head hydroelectric station high-head lock high-heat high heating value high-heat treatment high-impact polystirene high-impedance relay high-impedance triode high key |
high-frequency transformer високочестотен трансформатор Търсената дума е намерена |