 |
mutual action
| of steel
| and
| concrete
| mutual action | |
| math. | совместное действие |
| of steel | |
| gen. | стальной |
| and | |
| gen. | и; а |
| concrete | |
| gen. | бетон |
| |||
| совместное действие | |||
| mutual action: 2 phrases in 2 subjects |
| Business | 1 |
| Construction | 1 |