201210121603:
	/home/nersc/yanchun/tools/20thC/datm_diag_diff.sh	--->	dswrf_sfc_YR_1948-1978-minus-ncar_rad_mean_YR_1948-1978.nc
	/home/nersc/yanchun/tools/20thC/datm_diag_diff.sh	--->	dswrf_sfc_YR_1948-1978-minus-ncar_rad_mean_YR_1948-1978_PROJ_GL.*
201210121606:
	/home/nersc/yanchun/tools/20thC/datm_diag_diff.sh	--->	dswrf_sfc_YR_1948-1978-minus-ncar_rad_mean_YR_1948-1978.nc
	/home/nersc/yanchun/tools/20thC/datm_diag_diff.sh	--->	dswrf_sfc_YR_1948-1978-minus-ncar_rad_mean_YR_1948-1978_PROJ_GL.*