对中央执行功能的研究存在神经心理学、认知行为、脑成像，以及计算模拟等多种途径。
About four research approaches attempt to specify and analyse executive functions, which stem from neuropsychology, psychometric tradition, brain imaging, and computational modelling, respectively.
算术逻辑运算器：执行运算功能的中央处理器内的线路。
ALU: arithmetic Logic Unit; the circuitry within the CPU which performs all arithmetic functions.
中央处理器，或者说CPU，是计算机的大脑。是执行算术和逻辑(运算)功能的部件。
The central processing unit, or CPU, is the brain of a computer. It is where arithmetic and logical functions are performed.
应用推荐