http://dr5.lamost.org/v3/sas/fits/20160313/GAC112N47B1/spec-57461-GAC112N47B1_sp05-114.fits.gz
http://dr5.lamost.org/v3/sas/fits/20160313/GAC112N47B1/spec-57461-GAC112N47B1_sp01-005.fits.gz
http://dr5.lamost.org/v3/sas/fits/20160313/GAC112N47B1/spec-57461-GAC112N47B1_sp01-005.fits.gz
http://dr5.lamost.org/v3/sas/fits/20160313/GAC112N47B1/spec-57461-GAC112N47B1_sp01-005.fits.gz