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| fiber amplifier | |||
| fiber booster; fiber-optic al amplifier | |||
| optical fiber amplifier | |||
| fibre amplifier; optic fibre amplifier; optical fibre amplifier | |||
| fiber optic amplifier | |||
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光 纤放大器 : 50 phrases in 6 subjects |
| Electronics | 28 |
| Information technology | 7 |
| Shipbuilding | 1 |
| Space | 2 |
| Technology | 8 |
| Telecommunications | 4 |
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