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| 耕地计划 | |||
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| 田间试验设计 | |||
| 田间试验计划 | |||
| field planning: 7 phrases in 6 subjects |
| Agriculture | 2 |
| Bridge construction | 1 |
| Corporate governance | 1 |
| Economy | 1 |
| Mining | 1 |
| Telecommunications | 1 |
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