计算机术语“floating point”的中英文意思、释义、翻译及用法-计算机英汉双解词典

术语	floating point
释义	floating point 浮点(数) 1. A form of number representation in which quantities are represented by a number multiplied by the number base raised to a power; e.g., the decimal number 397 can be written as 3.97×102,or 0.397×103。一种表示数的形式,数目可表示为一个数乘以基数的幂次,例如,十进制数397可写成 3.97×102或0.397×103。 2.A form of number representation in a given base where a number is expressed as a mantissa multiplied by an exponent of the number base. Numbers with a very large range of magnitude, but limited precision, can be expressed with a fixed number of digits, one set of digits is allocated to the mantissa and another to the exponent. 一种按给定基数表示数的方法,其中一个数表示为尾数乘以基数的幂。一个量值很大但精度有限的数,可用固定的数位来表示,一组数字代表尾数,另一组数字代表基数的幂数。
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