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| 品质监督 | |||
| 质量监督 | |||
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quality surveillance : 13 phrases in 7 subjects |
| Agriculture | 1 |
| Desert science | 1 |
| Hydroelectric power stations | 1 |
| Shipbuilding | 1 |
| Space | 2 |
| Technology | 6 |
| Water resources | 1 |
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