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| 光导纤维; 光纤简称 | |||
| 光纤; 光波导纤维 | |||
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| 光纤; 光波导纤维 | |||
| optical waveguide fiber: 13 phrases in 3 subjects |
| Electronics | 2 |
| Information technology | 2 |
| Technology | 9 |
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