Here n is the number of the circuit board upper end (or bottom-end).
这里n为一块电路板的上端(或下端)接线柱的个数。
参考来源 - 电路布线问题求解的改进算法—《电脑知识与技术》—2008年第35期—龙源期刊网Printed circuit board scrap (PCBs) is recognized as a typical kindof electronics waste, and a challenge to effective disposal. Treatment and recycling of thiskind of wastes properly have been laid store by researchers all over the world.
其中,作为一种数量巨大的典型电子废弃物,废弃印刷线路板的合理处置及回收是一个相当复杂的问题,正引起世界各国研究者的广泛重视。
参考来源 - 废弃印刷线路板的热解机理及产物回收利用的试验研究·2,447,543篇论文数据,部分数据来源于NoteExpress
N-COUNT A circuit board is the same as a . 同printed circuit board
The printed circuit board is made by Foxconn Advanced Technology.
印刷电路板由富士康领先科技制造。
Alternately. if you have room, you may be able to route the wires around the circuit board and out the back.
如果还有空间,在布置导线时你可以交替的绕在电路板上。
A machine can examine a circuit board for faults almost instantly. A human would take far longer to do the same thing, and would be less accurate.
测试产品的仪器能够几乎立刻发现印刷电路板的缺陷,如果同样的任务由人来完成,那将花费很长的时间,而且不如机器准确。
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