 |
| |||
| asphaltene and resin substances (lxu5) | |||
| asphalt-resin substances (Yeldar Azanbayev); asphalt and tarry matters (Yeldar Azanbayev) | |||
| асфальто-смолистые вещества: 2 短语, 1 学科 |
| 油和气 | 2 |
|
| |||
| asphaltene and resin substances (lxu5) | |||
| asphalt-resin substances (Yeldar Azanbayev); asphalt and tarry matters (Yeldar Azanbayev) | |||
| асфальто-смолистые вещества: 2 短语, 1 学科 |
| 油和气 | 2 |