| |||
signal de raccrochage | |||
signal de terminal raccroché |
on-hook : 32 phrases in 12 subjects |
Automated equipment | 2 |
Communications | 10 |
Electronics | 1 |
General | 3 |
Judo | 1 |
Materials science | 2 |
Measuring instruments | 4 |
Mechanic engineering | 1 |
Technology | 2 |
Telecommunications | 3 |
Telephony | 2 |
Volleyball | 1 |