微处理器是对第四代计算机的问世的最重要的贡献之一。
One if the most significant contributions to the emergence of the fourth generation of computers is the microprocessor.
也许在第四代计算机开始的最重要趋势是微型计算机的增长。
Perhaps the most important trend that began in the fourth generation is the proliferation of microcomputers.
目前大多计算机销售商将他们的计算机归作第四代计算机，少数则称属于第五代。
Most computer vendors classify their computers as being in the fourth generation of computers, and a few call theirs the "fifth generation".
1972年以后的计算机习惯上被称为第四代计算机。基于大规模集成电路，及后来的超大规模集成电路。
Computers built after 1972 are often called "fourth generation" computers, based on lsi (large scale integration) of circuits. later developments include vlsi (very large scale integration).
即1970年第四代——小型计算机；
即1970年第四代——小型计算机；
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