Arabic-Serbian dictionary   Subject Number of entries Accumulators 209 Cables and cable production 283 Computer networks 268 Ecology 68 Electric machinery 170 Electric motors 851 Electrical engineering 292 Electricity generation 699 Electronics 731 Isolation 173 Lighting other than cinema 102 Magnetics 234 Mathematics 1.317 Metrology 142 Microsoft 1.682 Power electronics 245 Power lines 222 Power system protection 237 Printed circuit boards 37 Radio 1 Statistics 526 Thermal Energy 637 Transformers 225 Ultrasound 32 Vacuum tubes 683 Total: 10.066