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| 希腊拉丁正*1/2; 希腊拉丁正方 | |||
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| 希腊-拉丁方; 希腊拉丁方 | |||
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graeco-latin square : 6 phrases in 3 subjects |
| Agriculture | 1 |
| Mathematics | 2 |
| Statistics | 3 |
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