http://dr5.lamost.org/v3/sas/fits/20140326/GAC133N17V1/spec-56743-GAC133N17V1_sp04-250.fits.gz
http://dr5.lamost.org/v3/sas/fits/20140326/GAC133N17V1/spec-56743-GAC133N17V1_sp04-250.fits.gz
http://dr5.lamost.org/v3/sas/fits/20140326/GAC133N17V1/spec-56743-GAC133N17V1_sp04-250.fits.gz