串: string together位: place; location数字: figure; digit; numeral; char ...运算: operation; arithmetic; opera ...非数字运算: nonnumeric operation数字运算: digit arithmetic; digital arithmetic; digital operation; number crunching数字运算的: digit arithmetic数字运算电路: digital operational circuit数字运算技术: operational digital technique数字运算因素: n factor数字运算中心: dac digital arithmetic center; digital algorithm center; digital arithmatic centre字运算: word arithmetic; word operation部分字运算: part word operation指示字运算: pointer arithmetic扩充文字运算: extended literal arithmetic数字,位数: digit八位数字域: eight digit field补位数字: place holder等位数字: equal order digit第二位数字: second-order digit高位数字: top digit空位数字: dummy digit两位数字的: double digit末位数字: last figure数字位数据: numeric bit data