Secondary
| Transmitted Data
| secondary | |
| abbr. mil. | secd |
| abbr. mining. | s |
| Transmit Data | |
| abbr. file.ext. | TD |
| IT abbr. | TD |
| Transmitted Data | |
| telecom. abbr. | TD |
| |||
| secd (Киселев) | |||
| s | |||
| sec. | |||
|
Secondary : 1 phrase in 1 subject |
| Education | 1 |