harmonic radiation

例句：

1. 1. The sound waves from the radio are emitting harmonic radiation into the room.
   收音机发出的声波正在向房间发射谐振辐射。
2. 2. In the early days of quantum mechanics, scientists were able to detect harmonic radiation in the microwave spectrum.
   在量子力学的早期，科学家能够检测到微波谱中的谐振辐射。
3. 3. The scientist used a special device to observe the harmonic radiation produced by the particle accelerator.
   这位科学家使用一种特殊的设备来观察粒子加速器产生的谐振辐射。