http://dr5.lamost.org/v3/sas/fits/20170206/HD093120N125131V02/spec-57791-HD093120N125131V02_sp05-037.fits.gz
http://dr5.lamost.org/v3/sas/fits/20170206/HD093120N125131V02/spec-57791-HD093120N125131V02_sp05-037.fits.gz
http://dr5.lamost.org/v3/sas/fits/20170206/HD093120N125131V02/spec-57791-HD093120N125131V02_sp05-037.fits.gz