1)syndiotactic placement,间列安收2)convergent sequence space,收敛序列空间3)returns time series,收益时间序列4)and Safety time interval,列车运行安全间隔时间5)schedule,n.时间表，细目单;vt.把…列入时间表，安排6)safe crop period,安全收割期,安全施药间隔期
用法例句
Infinite matrix transformations on a class of convergent sequence spaces;
一类收敛序列空间上的无穷矩阵变换
Applying the methods of processing approximate entropy and information entropy in the process of returns time series in stock market,several relative aspects charateristics about the main stock market index are obtained.
