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| 放夭器输出 | |||
| 放大器输出端 | |||
| 放大器输出 | |||
| amplifier output: 35 phrases in 11 subjects |
| Air defense | 1 |
| Automobiles | 1 |
| Aviation | 2 |
| Electronics | 11 |
| Geophysics | 1 |
| Information technology | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Project management | 1 |
| Space | 3 |
| Technology | 12 |
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