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| material flow | |||
| flow of materials | |||
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物质流 : 42 phrases in 18 subjects |
| Agriculture | 1 |
| Animal husbandry | 1 |
| Business | 1 |
| Desert science | 3 |
| Earth sciences | 2 |
| Ecology | 4 |
| Economy | 2 |
| Electronics | 1 |
| Exhibitions | 1 |
| Explosives and Explosive Ordnance Disposal | 3 |
| Fishery fishing industry | 1 |
| General | 5 |
| Hydrology | 1 |
| Nautical | 1 |
| Polymers | 1 |
| Sports | 1 |
| Technology | 12 |
| Water resources | 1 |
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