Concurrent
| Engineering
| concurrent | |
| abbr. | cncr |
| Engineering | |
| energ.ind. abbr. | Combustion |
| univer. abbr. | M |
| engineering | |
| abbr. mining. | engg.; engin; engng |
| abbr. O&G, sakh. | eng'g; engrg |
| |||
| cncr | |||
|
Concurrent : 1 phrase in 1 subject |
| Abbreviation | 1 |