 |
| |||
| conveyor advancing | |||
| advancing of the conveyor; conveyer advancing; moving-up-up of conveyer; moving-up of conveyer | |||
| передвижка конвейера: 3 短语, 2 学科 |
| 矿业 | 2 |
| 运输 | 1 |
|
| |||
| conveyor advancing | |||
| advancing of the conveyor; conveyer advancing; moving-up-up of conveyer; moving-up of conveyer | |||
| передвижка конвейера: 3 短语, 2 学科 |
| 矿业 | 2 |
| 运输 | 1 |