发布网友 发布时间:2023-06-12 07:33
共1个回答
热心网友 时间:2024-10-20 02:33
1。名单中有两个优点和两个缺点使用激光对inkjetprinter追答可以换这是第二题
As the noise signal, B for the reverse compensation signal, C for the remaining noise signal. In the process of actual listening, we hear all the sounds can be decomposed into different wavelength and amplitude of acoustic signals, and can be used waveform images show. When the noise rection headphones collected environmental noise through a microphone, to the noise rection circuit to analyze noise waveform, amplitude, phase instead of same waveforms and real-time offset. Can offset after sound amplitude (amount) is reced, the original sound very loud noise will become smaller, and if two acoustic amplitude is equal, just noise may disappear entirely.
3.
You can print the statue, pistol (USA) can also be lettering
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