| 1. | In this book we shall consider only digital computers .
在本书里，我们只讨论数字计算机。
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| 2. | Bit sequences are digital signals varying with time .
二进制序列是随时间变化的数字信号。
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| 3. | In digital design a quantity may have either of two values .
在数字设计中，变量可在两值中取一。
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| 4. | The digital computer works on a series of electrical impulses .
数字计算机依靠一系列电脉冲工作。
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| 5. | The first digital computer was put into use in 1944 .
一九四四年，第一台二位制计算机投入了使用。
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| 6. | Output signals are recorded by a digital printer every hour .
每小时由一个数字打印机记录一次输出信号。
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| 7. | Magnetic-tape units are compatible with ibm-type digital computers .
磁带单元与IBM型数字计算机是配套的。
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| 8. | The system digital circuit requirements are now reviewed and modified .
现在需要对系统数字电路的要求进行分析和修改。
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| 9. | Digital networks are considerably less subjected to noise than analog networks .
数字网络不象模拟网络那样易受噪音干扰。
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| 10. | The extensive use of digital circuit has led to the development of integrated circuits .
数字电路的广泛使用促进了集成电路的发展。
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