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为了演示噪声的危害,可用声波来震碎一只酒杯。 实验装置,如图所示。主要的设备包括:音频振荡器和音频放大器,去掉喇叭口
In order to demonstrate the harm of noise, sound waves can be used to shatter a wine glass. Experimental setup as shown. The main equipment includes: Audio oscillator and audio amplifier, remove the bell mouth