подземный клапан-отсекатель | |
dril. | underground safety valve |
управляемый с поверхности | |
O&G | surface controlled; surface-controlled |
| |||
underground safety valve | |||
surface controlled subsurface safety valve (Yeldar Azanbayev); SCSSV (Yeldar Azanbayev) |
подземный клапан-отсекатель: 5 phrases in 4 subjects |
Karachaganak | 1 |
Oil / petroleum | 1 |
Sakhalin | 2 |
Technology | 1 |