等号

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等号是表示相等关系个符号,读“等于”。源自1557年Robert Recorde发明个Gemowe(孪生)线,要比现在个“=”长交关。来拉数学等式里向,等号摆拉具有相同值个两只(或者更介多只)表达式之间。来拉Unicode搭ASCII里向,渠是U+003D “=” 相等符号 ,HTML:=

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