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| 外层｛土壤｝ | |||
| 输出层 | |||
| 外层 | |||
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outer layer : 34 phrases in 13 subjects |
| Agriculture | 4 |
| Anatomy | 2 |
| Bridge construction | 1 |
| Electric machinery | 6 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Fishery fishing industry | 1 |
| Metallurgy | 7 |
| Nautical | 1 |
| Nursing | 2 |
| Oil / petroleum | 1 |
| Plastics | 2 |
| Space | 2 |
| Technology | 4 |