一种时间尺度分析方法，在时率两域都具有表征信号局部特征的能力，很适合于探测正常信号中夹带的瞬间反常现象，很适合分析气候变化等问题。此例中，用于揭示某区域的气候变化趋势(A time scale analysis method has the capability of representing local characteristics of signals in time domain and two domain. It is very suitable for detecting the instantaneous phenomena of abnormal entrainment in normal signals. It is suitable for analysis of climate change. In this case, to reveal the trend of climate change in some areas)