The mayfly is to trout fly fishing, what the microchip is to the personal computer.

鳟鱼是飞的蜉蝣，什么是个人电脑晶片。

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A programmable read-only memory microchip (PROM) serves to store the initial start-up program for a computer system and is built to withstand the conditions present in outer space.

可编程只读存储芯片用于存储计算机系统的初始启动程序，它被设计成可以承受目前外太空的环境状况。

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The microchip computer is replaced by the high performance DSP, with which the speed of economic CNC system is improved; the needs of high-speed and high-precision control can be satisfied.

用高性能的数字信号处理器(DSP)代替单片机，可提高机床数控系统的运行速度，满足高速和高精度控制的要求。

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To understand the ascent of mobile, think about this: Qualcomm, the wireless chip maker, just surpassed the market value of Intel, the titanic microchip company of the computer era.

FORBES: "Phone" Is Just an App; Why Regulate It?

Microchip makers and personal-computer manufacturers are already slogging it out with rivals, and casualties are mounting.

ECONOMIST: An old-fashioned price war | The

The type of operating system, the make of microchip, the choice of programming language, the brand of computer—all these are of no consequence to his argument, because it applies equally to all computers.

ECONOMIST: Computer science