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| 双倍重量 | |||
| 双重载 | |||
| 加厚料 | |||
| double weight: 9 phrases in 6 subjects |
| Advertising | 2 |
| Automobiles | 3 |
| Cartography | 1 |
| Chemistry | 1 |
| Earth sciences | 1 |
| Technology | 1 |
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