A memory, the main circuit board from the PCB, memory particles, SPD-chip capacitance and the composition of small resistor.
一根内存，主要由PC B线路板、内存颗粒、SPD芯片和各种小电阻电容组成。
Maintenance department: maintenance industries circuit boards, machine equipment system, main board, controller, power supply, frequency converter, PLC and touch screen.
维修部：维修各行业电路板，机加工设备系统，主板，控制器，电源，变频器，PLC触摸屏等。
Abstract: Trigger circuit, power supply circuit, clocking circuit and reset circuit are the main circuits on the main board.
摘要：触发电路、供电电路、时钟电路、复位电路是主板上最主要的电路。
Trigger circuit, power supply circuit, clocking circuit and reset circuit are the main circuits on the main board.
触发电路、供电电路、时钟电路、复位电路是主板上最主要的电路。
Failure of blind via is one of the main causes of an open circuit in printed circuit board(PCB).
盲孔开裂是导致印制电路板（PCB）电气断路的主要原因之一。
The structural design, design parameters, material chosen and manufacture process of multi-pinhole compound die of main printed circuit board for large screen color TV are introduced.
介绍大屏幕彩色电视机主印制板多小孔复合模的模具结构、设计参数、材料的选用和制造工艺等。
This article proposes the operating principle and the program block-diagram of the automatic switching control to the main circuit-breaker on board of each powered unit of the train at proper time.
本文介绍了该装置对列车各车组适时进行主断路器自动分合闸控制的工作原理及程序框图。
Main materials of printed circuit board (PCB) substrate were macromolecule resins, which were typical viscoelatic materials.
电路板基板材料主要以高分子树脂为主，是典型的黏弹性材料。
Fuan City, Daly Motor Parts Co., Ltd., specializing in the production of printed circuit board supplies, anti-static supplies. The main production of adhesive dust cloth.
福安市达利电机配件有限公司，专业生产印刷电路板耗材，防静电耗材。主要生产粘尘布。
Development situations of new techniques and new type glass fiber products for printed circuit board since 80s abroad have been introduced in the paper. galss cloth as the main points.
本文以玻璃布为中心，介绍了八十年代以来国外印刷线路板用玻纤新产品与新技术的开发状况。
Main products are as follows: a circuit board, gilded burnish, gold plated copper thick OSP protection (series), PCB plating copper brightener, PCB tin brightener, etc.
主要产品如下：一、线路镀金光泽剂、线路板镀厚金工艺、线路板铜保护(osp)系列、线路板镀酸铜光亮剂、线路板镀锡光亮剂等。
Main products are as follows: a circuit board, gilded burnish, gold plated copper thick OSP protection (series), PCB plating copper brightener, PCB tin brightener, etc.
主要产品如下：一、线路镀金光泽剂、线路板镀厚金工艺、线路板铜保护(osp)系列、线路板镀酸铜光亮剂、线路板镀锡光亮剂等。
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