укрепление откосов : 28 phrases in 12 subjects |
Agriculture | 1 |
American usage, not spelling | 1 |
Bridge construction | 1 |
Construction | 10 |
Electronics | 1 |
General | 1 |
Hydraulic engineering | 2 |
Mining | 1 |
Natural resourses and wildlife conservation | 2 |
Road works | 5 |
Sakhalin | 1 |
Technology | 2 |