 |
| |||
| field repair facility (FRF Alexander Demidov) | |||
| repair drilling engineering service (MichaelBurov) | |||
| ремонтная инженерно-технологическая служба: 2 短语, 1 学科 |
| 油和气 | 2 |
|
| |||
| field repair facility (FRF Alexander Demidov) | |||
| repair drilling engineering service (MichaelBurov) | |||
| ремонтная инженерно-технологическая служба: 2 短语, 1 学科 |
| 油和气 | 2 |