Sum up: Who can give a proper name to this kind of decimal? What kind of decimal is called a repeating decimal?

 
  • 概括:誰(shuí)能給這樣的小數取一個(gè)恰當的名字?誰(shuí)能說(shuō)說(shuō)什么樣的小數叫循環(huán)小數?
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