a radix numeration system in which the location of the decimal point is indicated by an exponent of the radix; the floating-point representation of 0.0012 is 0.l2-2 where -2 is the exponent.是什么意思_a radix numeration system in which the location of the decimal point is indicated by an exponent of the radix; the floating-point representation of 0.0012 is 0.l2-2 where -2 is the exponent.在线翻译_英语_读音_用法_例句