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| electronic scanner | |||
| electrostatic line scanner | |||
| 电子扫描仪: 15 phrases in 7 subjects |
| Animal husbandry | 1 |
| Earth sciences | 4 |
| Ecology | 1 |
| Electronics | 3 |
| Geology | 2 |
| Space | 1 |
| Technology | 3 |
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