counterflow
| classifier
| counterflow | |
| earth.sc. coal. mech.eng. | vastavirtaus |
| classifier | |
| comp., MS | valitsin |
| ed. | luokitusjärjestelmä |
| transp. | lajittelulaitos |
| |||
| vastavirtaus | |||
|
counterflow : 6 phrases in 3 subjects |
| Chemistry | 2 |
| Earth sciences | 2 |
| Mechanic engineering | 2 |