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| X-ray film | |||
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光 底片 : 13 phrases in 9 subjects |
| Architecture | 1 |
| Electronics | 1 |
| Medical | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Polygraphy | 2 |
| Polymers | 1 |
| Remote sensing | 1 |
| Technology | 4 |
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