A novel method about twodimension Fourier frequency analysis is proposed in order to obtain high radial rotate precision.
为了改善高速磁浮主轴的径向回转精度，该文提出了二维傅里叶频率分析的新方法。
2
The inspection and deduction of background, the resolution of overlapping peaks and the qualitative and quantitative analysis for twodimension chromatography were discussed.
讨论了二维色谱重叠峰中背景的检测与扣除、纯色谱曲线的分辨和组分的定性定量分析。
3
It is also compared that the difference between three-dimension and two-dimension model of building in vibration analysis.