Portuguese ⇄ Chinese

frequência n
IMF.	频率
math.	频率，频数
stat.	频数

frequência: 146 phrases in 18 subjects

Automatic control	3
Brazil	1
Electric machinery	6
Electric motors	2
Electricity generation	2
Electronics	15
Environment	2
Mathematics	29
Nuclear physics	1
Physics	2
Piezoelectric crystals	41
Power system protection	1
Radio	5
Semiconductors	4
Statistics	19
Thermal Energy	11
Video recording	1
Welding	1