201703131311   0     1     0datap50s BEIJING = merge(F:\LUCC\DT8090\sheng\beijing, F:\LUCC\LUCC-grid30m\1990t\beijing)
201806221508   0     0     0dls3804 copy F:\LUCC\LUCC-grid30m\1970\beijing D:\1111-LUCC\21ʡ\1970\beijing
