push-pull
| trin
| push-pull | |
| el. | push-pull operation; push-pull |
| trin | |
| comp., MS | step |
| construct. | round; rung |
| el. | stage |
| energ.ind. | stage change point; step change point |
| stat. ed. | second level first stage; second level second stage |
| transp. | entry step |
| transp. construct. | steps |
| |||
| push-pull operation; push-pull | |||
|
push-pull : 12 phrases in 5 subjects |
| Communications | 2 |
| Electronics | 5 |
| Information technology | 3 |
| Mechanic engineering | 1 |
| Natural sciences | 1 |