By changing the film size can change the ferromagnetic resonance frequency and eddy current loss, and achieve the maximal attenuation to the noise with specific frequency.
通过改变薄膜尺寸可以改变薄膜的亚铁磁共振频率和涡流损耗，从而对特定频率的噪声衰减达到最佳效果。
2
The atomization characteristics of different eddy pressure nozzles were investigated using FAM laser particle size analyzer with water as working fluid in different pressure conditions.