 |
многорейсовая | подвесная головка
| обсадной колонны
| подвесная головка | |
| oil | connection head |
| обсадная колонна | |
| bridg.constr. | casing string |
| dril. | production string |
| oil | boring casing; casing pipe; drive pipe; string of casing; capital string; pipe |
| многорейсовая: 4 phrases in 3 subjects |
| Banking | 2 |
| Drilling | 1 |
| Oil / petroleum | 1 |