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raios electrónicos; feixe eletrónico ; feixe de electrões; feixe electrónico | |||
feixe de partículas |
haz electrónico: 27 phrases in 8 subjects |
Earth sciences | 2 |
Electronics | 13 |
Information technology | 2 |
Life sciences | 1 |
Metallurgy | 1 |
Physical sciences | 1 |
Thermal Energy | 5 |
Vacuum tubes | 2 |