| |||
dúplex | |||
duplo | |||
dupla hélice | |||
dois elevadores; duplex | |||
bidireccional | |||
em simultâneo | |||
bidireccional simultâneo |
duplex : 72 phrases in 12 subjects |
Communications | 22 |
Earth sciences | 1 |
Electronics | 6 |
Information technology | 10 |
Materials science | 6 |
Mechanic engineering | 4 |
Medical | 2 |
Metallurgy | 4 |
Microsoft | 2 |
Statistics | 1 |
Technology | 5 |
Telegraphy | 9 |