1) wavelet transform in a narrow frequency band
小波变换窄档分频
2) multi-frequency range of wavelet
多频带小波变换
3) frequency modulation wavelet transform
调频小波变换
4) Chirplet transform
线调频小波变换
1.
Rapid and visual harmonic identification based on Chirplet transform;
基于线调频小波变换的谐波快速可视化识别方法
2.
In this paper, a new method of diagnosing electric machine fault, which based on gauss chirplet transforms, is presented.
提出了一种基于高斯线调频小波变换诊断电机故障的新方法。
3.
As a time_frequency_scale transform of signals,chirplet transform is superior to wavelet transform and other time_frequency analysis methods in analyzing non_stationary signals.
提出了一种基于高斯线调频小波变换诊断齿轮故障的新方法。
5) Fourier-wavelet transformation
频域小波变换
6) wavelet transform and fractal
小波变换和分形
1.
A new and straight method integrating discrete wavelet transform and fractal geometry is presented for analyzing the anisotropy of surface structure of Cu-W.
提出了一种基于离散小波变换和分形几何概念定量描述薄膜表面形貌各向异性的新方法,并据此研究了磁控溅射Cu-W薄膜表面结构特征随退火温度的演变。
补充资料：胎圈过窄、子口窄、圈窄等
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CAS号：
性质：又称胎圈过窄、子口窄、圈窄等。轮胎工业中指两胎圈宽度不一致的现象。
CAS号：
性质：又称胎圈过窄、子口窄、圈窄等。轮胎工业中指两胎圈宽度不一致的现象。
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参考词条