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| centroid method | |||
| centre of gravity method | |||
| gravity model approach | |||
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| gravity model | |||
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| centroid method | |||
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| gravity model | |||
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重心法 : 9 phrases in 4 subjects |
| Automobiles | 1 |
| Boxing | 1 |
| Oil / petroleum | 1 |
| Technology | 6 |
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