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| 特殊标识; 专用标识 | |||
| 个别识别法 | |||
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special identification : 13 phrases in 8 subjects |
| Aviation | 4 |
| Business | 2 |
| Electronics | 2 |
| Genetics | 1 |
| International trade | 1 |
| Nautical | 1 |
| Space | 1 |
| Technology | 1 |
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