sexagesimal arithmetic

scaled decimal arithmetic

带比例的十进算术运算

decimal arithmetic operatio

十进运算操作;十进制算术运算;十进制运算

floating decimal arithmetic

浮点十进制算术运算

decimal computer

十进位（制）计算机

coded decimal machine

编码的十进制计算机

decimal divide exception

十进制除法运算异常

decimal arithmetic trap mask

十进制运算自陷屏蔽

performs simple arithmetic functions.

进行最简单的算术运算。

one's complement arithmetic

二进制反码算术运算

fast-carry look-ahead arithmetic

快速超前进位算术运算

binary arithmetic operation

二进制算术运算;二进制运算;二进制运算操作

The arithmetic logic unit (ALU), which performs arithmetic and logical operations.

算术逻辑单元，用来进行算术逻辑运算。

give the pupils a test in arithmetic

对小学生进行算术测验

Ask and answer questions on these sums.

就这些算术题进行问答。

DDDA (Decimal Digital Differential Analyzer)

十进制位的数字微分方程解算器

decimal conversion factor

十进制换算系数(木材贸易用语

I went on a computer training course in the nineteen eighties.

我在八十年代进过计算机培训班。

Improved Apriori Algorithm Based on Across Linker

基于十字链表的Apriori改进算法