这两次转变，在袁枚咏史怀古诗创作中表现尤为突出。
These two changes , particularly prominent in the Yuan Mei History-Nostalgic Poems creation .
咏史怀古诗，无论在数量上还是艺术水平上，都堪称唐诗王国的一方重镇。
History poetry is very imporant in Tang Dynasty , regardless of in quantity or art level .
咏史怀古诗