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| 材料单 | |||
| 材料清单 | |||
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material bill : 52 phrases in 12 subjects |
| Automobiles | 1 |
| Aviation | 32 |
| Economy | 1 |
| General | 3 |
| Hydroelectric power stations | 1 |
| Information technology | 1 |
| International trade | 2 |
| Logistics | 1 |
| Management | 3 |
| Shipbuilding | 1 |
| Technology | 5 |
| Textile industry | 1 |
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