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2000-4-1票名是“新石器时代·玉龙”,有的文章如《中国集邮报》第429期《2000年邮花呈异彩》在
2000-4-1 ticket name is “Neolithic · Yulong”, and some articles such as “China Philatelic News” No. 429 “2000 postal flowers were splendor” in