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| 几何〔等比〕级数 | |||
| 几何级数; 等比级数 | |||
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| 几何〔等比〕级数 | |||
| 等比几何级数 | |||
| 几何【等比】级数 | |||
| 几何［等比］级数 | |||
| 几何级数; 等比级数 | |||
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geometrical progression : 3 phrases in 2 subjects |
| Agriculture | 1 |
| Technology | 2 |
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