MDLC Manouvering direct lift control: improved pitch axis handling at combinations of high wt. high speed high alt. and aft C of G.
RSB Recovery speed brake an extension to the Manouvering Direct Lift Control armed when flaps up and above 2500ft??? (RAD ALT?) spoilers will deploy to 60deg when a/c above M.85 and measured G above 1.5. plus a few other combinations that I cant recall.
YAW/SAS something to do with control of duch roll???