电路板

Boundary-scan test technology is a standard measurability design technology, and it provides method to carry out the measurement of device function, interconnection and influence to each other, and is more convenient for the measurement of complex circuits.

边界扫描技术是标准化的可测试性设计技术，它提供了对电路板上器件的功能、互连及相互间影响进行测试的一类方法，极大地方便了对于复杂电路的测试。

It is mainly discussed in this paper that the theory and design of intellectual RLC parameter measurer based on USB and a serial of experimental circuitry used on virtual testing platform.

本论文主要讲述了基于通用虚拟测试平台的系列实验电路板的设计与实现和基于USB总线的智能RLC参数测试仪的设计原理及实现方法。

In this manner, the user can have a common board design for 256K to 4- megabit densities and, with each densitys sector size in a memory map, have the system soft- ware apply the appropriate sector size.

通过这种方式，用户可以有一个共同的256K的4电路板设计-兆密度，并与记忆中的每个地图densitys部门的规模，有系统的软制品应用适当的部门的规模。

In building products, Wadia places strong emphasis on key design and engineering factors such as sophisticated circuit board design (the top products incorporate 6-layer boards), advanced power supply regulation, ground plane optimization, RFI rejection shielding, advanced surface-mount technology, and control of resonances and microphonics in chassis and boards.

在建设产品，瓦迪亚地方十分重视的关键设计和工程因素，如先进的电路板设计（顶端产品采用6层板），先进的电源管理，接地平面优化，射频干扰的屏蔽拒绝，先进的表面贴装技术，和控制共振和微在底盘和董事会。

An object of the present invention is to miniaturize a circuit board connector.

本发明的一个目的是将电路板连接器小型化。

Access multiplexor appli- cations can use the devices across a PCB backplane for point-to-point and lightly loaded multidrop configurations.

接入复用器appli -离子可以使用在印刷电路板的背板的点至点和轻载多点配置的设备。

This class production is a white ,crystalline,odourless salt,it is used as initiator for the polymerisation of monomers and as a strong oxidizing agent in many nonhygroscopic. Used in cleaning and pickling of metal surfaces and bleach actiator.

项目产品过硫酸盐均为白色无味晶体，属于二级无机氧化剂，常做强氧化剂使用，也可用作单体聚合引发剂，电子工业电路板的侵蚀剂及纺织印染行业的漂白剂。

The keyboard is not the circuit board, there is no screws, it can be directly added to.

键盘的电路板并不大，没有螺丝固定，也可以直接拿下来。

The material of the rest of the CIRCUIT board need not have particularly high insulation resistance.

采用这种方法的优点是，电路板其他部分的绝缘电阻不必非常高。

The reader should be aware that the optimization of performance was done using a specific printed circuit board designed at NSC.

读者应该知道，这样做的性能优化是使用特定的印刷电路板设计，在国科会。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。