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| 真空紫外线 | |||
| 真空紫外区 | |||
| 真空紫外线的 | |||
| 真空紫外波长为110~150nm | |||
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vacuum ultraviolet : 11 phrases in 4 subjects |
| Aviation | 1 |
| Oil / petroleum | 1 |
| Space | 2 |
| Technology | 7 |
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