As the drive circuit board are programmable chips, circuit board repair so hard not just "soldering iron" and "solder" work, but also the use of specialized programming equipment.
由于硬盘电路板使用的都是可编程芯片，所以硬盘电路板的修复不仅仅是“电烙铁”和“焊锡”的工作，还需要使用专门的编程设备。
This thesis firstly discussed the research work in details in terms of researching basis, researching methods and contents, as well as evolvable technologies and programmable chips.
论文首先对课题的研究依据、研究方法和研究内容、硬件演化技术和可演化的可编程芯片进行了介绍。
Field programmable gate array chips typically support two or more power supply voltages, allowing the user to switch between the supported power supply voltages.
现场可编程门阵列芯片通常支持两个或更多个电源电压，以允许用户在所支持的电源电压之间切换。
Programmable read-only memroy (PROM)chips allow you to put your own data and programs on them.
可编程只读存储器（PROM）芯片允许将你的数据和程序放到其上。
Programmable read-only memroy (PROM)chips allow you to put your own data and programs on them.
可编程只读存储器（PROM）芯片允许将你的数据和程序放到其上。
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