bearing metal : 26 phrases in 14 subjects |
Automobiles | 4 |
Bridge construction | 1 |
Coal | 2 |
Construction | 1 |
Fish farming pisciculture | 1 |
Geology | 1 |
Makarov | 1 |
Metallurgy | 1 |
Military | 1 |
Nautical | 2 |
Plastics | 2 |
Security systems | 1 |
Technology | 7 |
Transport | 1 |