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efeitos n
environ. أثر - تأثير
efeitos: 288 phrases in 25 subjects
Antennas and waveguides14
Electric traction2
Electronics4
Environment30
International Monetary Fund61
Isolation1
Lighting other than cinema9
Magnetics26
Mathematics10
Microsoft20
Physics2
Piezoelectric crystals1
Power system protection1
Radio17
Radiobiology7
Radiology10
Reliability4
Semiconductors23
Sound recording9
Statistics12
Telegraphy2
Telephony4
Thermal Energy5
Vacuum tubes11
Video recording3