说明：  里和海哈林法、Mann-Kendall突变检验和启发式分割算法能检验时间序列的突变时间，可应用于气候、径流等时间序列
(The Lee-Heghinian method, the Mann-Kendall test and the BG method can test the sudden change time of time series and can be applied to time series such as climate and runoff.)