 |
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| 滚动型 | |||
| 辊种类 | |||
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roll-type : 90 phrases in 13 subjects |
| Agriculture | 3 |
| Animal husbandry | 1 |
| Automobiles | 2 |
| Cables and cable production | 1 |
| Chemistry | 2 |
| Electronics | 3 |
| Metallurgy | 46 |
| Mineral processing | 2 |
| Physics | 1 |
| Refrigeration | 1 |
| Space | 1 |
| Steel production | 1 |
| Technology | 26 |