计算机的 CPU 每执行一个 ( ) ,表示完成一步基本运算或判断
A.
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B.
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C.
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D.
mso-bidi-font-family:"Times New Roman";mso-bidi-theme-font:minor-bidi; color:#002060;mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;mso-bidi-language: AR-SA">程序