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Terms for subject Technology containing radio telegraphy | all forms | exact matches only | in specified order only
| English | Chinese |
| radio telegraphy | 无线电报术 |
| radio telegraphy | 无线电报学 |
| safety radio telegraphy certificate | 无线电设备安全证书 |
| self-oscillator radio telegraphy transmitter | 自激振荡器式发报机 |