【简答题】wher is the maximum value of Sinc signal sinc(t)= , and the maximum value is?
【判断题】The maximum value of an indicator with data type U8 is 256.
【单选题】For a well made and well maintained sextant,the maximum value of which correction is usually so small that it can be ignored ().
【简答题】The sum of two real numbers x and y is 12. The maximum value of their product xy= .