 |
| |||
| power loading | |||
| machine loading; mechanical loading | |||
| mechanical handling; shovelling (ископаемого) | |||
| механическая погрузка: 9 短语, 2 学科 |
| 冶金 | 2 |
| 矿业 | 7 |
|
| |||
| power loading | |||
| machine loading; mechanical loading | |||
| mechanical handling; shovelling (ископаемого) | |||
| механическая погрузка: 9 短语, 2 学科 |
| 冶金 | 2 |
| 矿业 | 7 |