Portuguese-Chinese dictionary   Subject Number of entries Abbreviation 1 Accumulators 209 Automatic control 452 Book binding 3 Brazil 1.116 Cables and cable production 268 Computer networks 205 Construction 98 Ecology 50 Economics 68 Electric machinery 550 Electric motors 48 Electrical engineering 24 Electricity generation 133 Electrochemistry 110 Electronics 1.778 Environment 5.279 International Monetary Fund 8.521 Isolation 393 Magnetics 3 Mathematics 3.840 Metrology 147 Microsoft 947 Name of organization 12 Nuclear physics 568 Patents 109 Pest control 1 Physics 351 Piezoelectric crystals 330 Power electronics 10 Power system protection 185 Radio 5 Reliability 327 Risk Management 56 Semiconductors 400 Space 9 Statistics 2.505 Superconductivity 401 Thermal Energy 637 Ultrasound 30 Video recording 79 Welding 150 Total: 30.408