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计算器运算结果为几E+几（比如1e+1）是什么意思这个是科学计1数法的表示法，数字超过了计算器的显示位数而使用了科学计数法。 E是exponent，表示以10为底的指数。aEb 或者 aeb(其中a是浮点数，b是整数)表示a乘以10的b

一月到十二月的英文一月：January，二月：February ，三月:March 四月：April ，五月：May ，六月：June 七月：July，八月：August ，九月：September十月：October，十一月：November，十二月：December 扩展资料

但没有说8分管的，因为那就是英制的1吋管。算法就是把后面的分母变成8，分子乘以3.33。大约接近某个整数，就是管径。 算法就是把后面的分母变成8，分子乘以3.33。

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