Japanese-Arabic dictionary   Subject Number of entries Accumulators 201 Antennas and waveguides 1.024 Automatic control 583 Cables and cable production 294 Computer networks 249 Ecology 59 Electric machinery 437 Electric motors 779 Electric traction 727 Electrical engineering 289 Electricity generation 666 Electronics 2.487 General 3 International Monetary Fund 2.465 Isolation 557 Lighting other than cinema 1.000 Magnetics 645 Mathematics 294 Metrology 109 Microsoft 10.376 Nuclear physics 1 Physics 471 Piezoelectric crystals 356 Power electronics 285 Power lines 654 Power system protection 451 Printed circuit boards 36 Radio 1.685 Radiobiology 255 Radiology 696 Rail transport 440 Reliability 451 Satellite communications 193 Semiconductors 351 Sound recording 505 Telecommunications 752 Telegraphy 688 Telephony 240 Thermal Energy 633 Transformers 213 Ultrasound 28 Vacuum tubes 627 Video recording 153 Welding 153 Wind Energy 106 Total: 33.667