| |||
| central office; end office; terminal exchange | |||
|
central terminal : 6 phrases in 2 subjects |
| Communications | 5 |
| Information technology | 1 |
| |||
| central office; end office; terminal exchange | |||
|
central terminal : 6 phrases in 2 subjects |
| Communications | 5 |
| Information technology | 1 |