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。
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.
利用FAM激光粒度测量仪，以水为工质对不同结构旋涡压力喷嘴在不同压力条件下的雾化特性进行了实验研究。
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