The PCB circuit board is installed on the motherboard.
该PC B电路板安装在底板上。
Based on the microwave PCB circuit, series of kilo-volt nanosecond UWB radar pulsers have been designed.
根据具体系统指标，选择全固态微波电路方案，研制出了系列的数千伏、纳秒级、超宽带雷达用脉冲源。
In addition, with the adoption of a multi-layer PCB circuit design, the invention has the advantages of high capacity and low cost.
此外本发明还通过采用多层pcb电路设计实现了容量大、成本低的优点。
Advanced electroplating processing production line monthly production and processing of 15000-18000 - square - meter PCB circuit board products.
先进的电镀加工生产线每月可生产加工15000- 18000平米pc B线路板产品。
This paper implements the whole design of image grab card based on PCI bus, and discusses the hardware design, driver design and PCB circuit design of this system in detail.
本文实现了基于PCI总线接口的图像采集卡的整体设计，详细地论述了该系统的硬件设计、驱动程序设计和PCB版图设计。
With the circuit schematic design and the high-speed PCB design, completes stackup design and high-speed signal line design.
通过电路原理图设计和高速PCB 设计，完成了堆叠设计和高速信号线设计。
BeagleBoard is supported by a large community and its design documents, including architecture drawings of the printed circuit board (PCB) for use in manufacturing, are freely available for download.
BeagleBoard受一个规模很大的社区支持，而它的设计文档，包括生产用的印刷电路板(PCB)的架构草图，均可免费下载得到。
In the part of hardware design of this paper, circuit schematic design, PCB design and system testing have been included.
本文硬件设计主要包含了电路原理图设计、系统印刷电路板设计和系统测试。
Hardware include the whole programming of circuit, design, anti-jamming circuit, principal chart of circuit, the circuit board of PCB, jointing the circuit, debugging and assemble the system.
硬件设计包括电路的系统规划、设计、抗干扰电路的设计、原理图的绘制、PC B电路板的制作、电路的焊接、电路的调试以及整个系统的组装。
Define PCB layout instruction for power electronic circuit.
功率电路的印制板设计方案。
PCB designing is more and more important to circuit designing.
PC B设计对于电路设计而言越来越重要。
After performing the shorts and opens test the in-circuit tester tests each component on a PCB assembly one at a time.
短路、开路测试完成以后，在线测试仪需要在同一时间对印刷电路板上的每一个器件进行测试。
The article introduced the concept of on-line test, expounded the flow and theory of on-line test for PCB(printed circuit board), and analyzed several technics of on-line test.
简单介绍了在线测试这一概念；阐述了印刷电路板在线测试的流程和原理；分析了几种在线测试中的工艺性测试。
The distribution uniformity of nets directly effects electrical performances of printed circuit boards (PCB).
线网分布均匀性直接影响到PC B上电路的性能。
The design rules and observing proceedings are presented from the layouts, wires placing and grounding of the printed circuit board (PCB) aiming at the EMC design of switch power supplies.
针对开关电源印制电路板的电磁兼容性设计，从PCB的布局与布线、接地等方面提出设计原则及注意事项。
Printed-circuit boards used to be works of art, and the PCB designer was an artist as well as a technician.
在过去，一块印刷电路板就是一份艺术品，印刷电路板的设计人员不仅仅是一名技术人员还是一位艺术家。
Adopt single some earth, multipoint earthing, mix earth, simulation circuit earth, digital circuit earth introduce PCB printed circuit board earth mentality of designing, design method, skill.
并通过单点接地、多点接地、混合接地、模拟电路接地、数字电路接地介绍了P CB印刷电路板接地的设计思路、设计方法与技巧。
By contacting with PCB, electrical testers, such as in-circuit tester, not only can test most of manufacturing defects and faults, but also can test PCB assemblers' electrical performance.
以电气接触为手段、以在线测试仪为代表的电气测试仪除了能够测试制造过程的缺陷和故障以外，还能够测试pcb的某些电气性能，因而得到了广泛的应用。
Because of no any PCB (Print Circuit Broad) making and component welding process during development of flexibility functions, a powerful data acquisition circuit can be designed in a short time.
在电路设计中没有传统的PCB制作和电子元器件的焊接工序，整个专用数据采集电路系统设计可在不到一天时间内完成。
Low surface insulation resistance (SIR) of a printed circuit board (PCB) can degrade the performance of the circuits on the board considerably.
印制电路板的表面绝缘电阻(SIR)低会大大降低电路板的电路性能。
Define PCB layout instruction for power electronic circuit.
决定功率电路的印制板设计方案。
By electromagnetic theory analysis, this paper presented a planar hollow coil current transformer based on printed circuit board (PCB).
通过电磁理论分析，提出了一种基于印刷电路板(PCB)的平面型空心线圈电流互感器。
The problems of 14 points TSP and optimal moving path for printed circuit board (PCB) were solved.
并求解了14个点的TSP问题与印刷电路板(PCB)数控钻走刀路线优化问题。
Moreover, some basic rules of high-speed printed circuit board (PCB) design were discussed.
最后，本文还对高速印刷电路板（PCB）设计的一些基本规则进行了探讨。
The core of PCB (printed circuit board) tester is testing algorithm, which directly determines the testing functions and speed of PCB tester.
印刷电路板(简称pcb)测试机的测试算法是PC B测试机的核心，它直接决定测试机的测试功能和测试速度。
To keep up with changing PCB technology, manufacturers of in-circuit testers have added features in recent years.
为了跟上变化的印刷电路板技术，近些年来，在线测试设备已经增加很多功能。
Waste printed circuit board(PCB) was pyrolyzed in a self-developed fixed bed batch vacuum pyrolyzer and the pyrolysis products were analyzed.
在自行设计的间歇式固定床真空热解装置中热解废印制线路板（PCB），对热解产物进行了分析。
In the process of print circuit board (PCB) production, the surface mount is an extremely important step, its speed directly affects the production efficiency.
在印制电路板的生产过程中，表面贴装是极为重要的一环，其速度直接影响着生产效率的高低。
Responsibilitiesesign electronic circuit and PCB. Programming experience in DSP will be preferred.
设计电力电子线路图和PCB，有dsp编程经验者优先。
By contacting with PCB, in-circuit testing technology, not only can test most of manufacturing defects and faults, but also can test PCB assemblers' electrical performance.
以电气接触为手段，在线测试设备除了能够测试制造过程的缺陷和故障以外，还能够测试pcb的某些电气性能，因而得到了广泛应用。
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