My translation:
Rich malt without an even amount of bitterness will seem malty in the finish, but be more drinkable than if the finishing gravity was higher.
Beer A: 50% munich, 50% pils. OG 1.050, FG 1.012, 20 IBUs
will be more drinkable than
Beer B: 50% munich, 50% pils. OG 1.050, FG 1.018, 30 IBUs