To further complicate things, the components and connections between them are represented in both the schematic and layout.
把事情搞的更复杂的情况是：元件和元件间的联系在原理图和布局图中表现出来了。
The diagram, schematic and layout are often attached to the top level board assembly.
该原理图，示意图和布局图往往附着在顶端的板组装件中。
Today's PLM or PDM systems often recognize that the diagram, schematic and layout all essentially represents the same electronics assembly.
今天的PLM或PDM系统通常承认，原理图，示意图和布局都基本上代表了相同的电子组装件。
And while integrated tools recognize that a change to a connection in the schematic should propagate to the layout, most PLM or PDM systems do not.
当集成工具识别出其中与示意图连接发生变化的话，它就会将这种变化带入到布局图。
It must be dealt with iteratively at the layout and schematic level, and built into the tools.
它必须在布局和原理水平上反复讨论，并嵌入工具里。
The hardware includes chip selection, schematic design, PCB layout, plate made, welding, hardware debug and test and so on.
硬件部分包括芯片选型、原理图设计、PC B布板制版焊接、硬件调试与测试等。
Moreover, high speed circuit design such as signal integrity and electromagnetic coexist is researched and PCB is designed on schematic. PCB layout and route are mainly solved in PCB design.
并且，研究了高速电路设计所涉及的如信号完整性和电磁兼容性问题，并在其指导下根据原理图进行了PCB设计，重点攻克了低成本架构带来的布局布线困难。
Use cadence EDA tools to design schematic, layout and make masks.
采用EDA工具进行设计及出制版文件；
Design flow of analog circuit begins with drawing schematic and includes simulation, layout, DRC/LVS check, parasitic extraction and post-simulation.
在完成版图设计后，还进行了几何规则检查和版图与电路一致性的 检查。
Skilled in assembly and C language programming, schematic design and PCB-layout and circuit debugging.
丰富的C语言和汇编语言开发经验，以及原理图设计，PCB设计和电路调试经验。
This Scope Development Kit is with open source code. The Schematic, PCB layout and program code is free for re-design. It is ideal for production test, research, design and education.
该示波器开发板为开源开发板，我们免费提供线路图，PCB和代码，用户可以基于这些资料设计自己的示波器。
This Scope Development Kit is with open source code. The Schematic, PCB layout and program code is free for re-design. It is ideal for production test, research, design and education.
该示波器开发板为开源开发板，我们免费提供线路图，PCB和代码，用户可以基于这些资料设计自己的示波器。
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