印刷线路板

波峰焊在国产化焊机印刷线路板焊接工艺中的应用

Application of Spike Welding in Welding Technology of Printed Substrate with Home Welding Machines

PC中央处理器、印刷线路板如出现问题。

PC central processor , printed circuit board if there is a problem .

电选法回收废印刷线路板中金属Cu的研究

Study on Recovery of Copper from Waste Printed Wiring Boards by Electrostatic Separation

超临界CO2混合流体回收印刷线路板工艺过程模型及优化研究。

PCB recycling technology model and its optimization research with CO2-supercritical fluid .

印刷线路板（PCB）模具设计与探讨

Discussion and Design for the Die of Printed Circuit Board

采用破碎机和高压电选机对废印刷线路板中金属Cu进行回收。

Recovery of Cu from waste printed wiring boards ( PWBs ) was studied by crushers and electrostatic separator .

废旧印刷线路板非金属粉末对再生HDPE的改性研究

Modified Research of Nonmetal Powder of Waste Printed Circuit Board Filled HDPE

典型倒F天线包括充当地面的印刷线路板，辐射贴片，馈电探针和短路结构。

The typical IFA includes a circuit ground , a radiation patch , a feed pin and a shorting mechanism .

印刷线路板（PCB）定位孔钻机中，钻头与PCB定位靶中心位置的对准是决定系统加工精度的关键，传统的方法是通过人眼或光学系统中的分划板进行瞄准。

Alignment of the drill and the center of PCB standard hole in PCB location hole drilling machine is the key , which determines processing precision of the whole system .

介绍了印刷线路板生产废水治理中的计算机控制系统，重点介绍了PLC在该系统中的作用。

This paper introduces the computer control system in waste water treatment in printing circuit board production and emphasizes the function of PLC in it .

采用印刷线路板（PCB）作为被动式直接甲醇燃料电池的单极板，实现集流、串联和夹紧的一体化。

Current collecting , series connection and clamping can be integrated by adopting printed-circuit board ( PCB ) as monopolar plate in passive DMFC .

然后在系统分析印刷线路板结构和材料组成的物理化学性质的基础上，探讨了超临界流体CO2回收废弃印刷线路板的工艺及方法，并对该方法进行了基础理论研究和实验研究。

Then on the base of analyzing the structure and materials composition of PCBs , the technology and method of discarded PCBs recycling based on supercritical CO2 fluid are introduced .

USL负责的单元是在线检测印刷线路板，该系统包括光，热，及X射线检测，同时还有超声C扫描检测。

The USL unit forms part of an automated line for inspection of assembled printed circuit boards , which includes automated optical , thermal and X ray testing as well as ultrasonic C scan examination .

通过对某FPC产品的工艺分析，讨论了印刷线路板（PCB）模具的设计要点、应注意的问题和设计参数的确定。

Based on the technology analysis of a kind of flexible printed circuit board ( FPC ), it proposes the main points of the printed circuit board die design , together with some important problems and key parameters .

FPC（柔性印刷线路板）是用柔性的绝缘基材制成的印刷电路，它可以自由弯曲、卷绕、折叠，可大大缩小电子产品的体积。

FPC ( flexible printed circuit board ) is the printed circuit made of flexible insulation . It can bend , wind and fold freely , so it can greatly reduce the volume of electronic products .

同时，本产品也可用于8英寸硅片等其它脆硬材料的切割，可广泛应用于太阳能电池、半导体器件、NTC、陶瓷、玻璃、印刷线路板等加工领域。

This machine is also suitable for cutting 8-in silicon slice and other hard material with high cost performance . It can be widely applied for the machining of semiconductor , NTC , ceramic , glass , printed-circuit board and so on .

8块采用双面敷铜印刷线路板制作，并经过表面处理的防辐射屏，用于减少颈管顶法兰的辐射热。低温恒温器提供了20mm×40mm椭圆形截面的束流通道。

To reduce the radiation heat from the top flange , eight surface treated radiation shields made of copper clad epoxy glass-fiber laminate are installed in the neck of cryostat . The cryostat has a beam channel with 20 mm × 40 mm ovel cross-section .

废印刷线路板中稀贵金属的回收现状

Recycling of Rare and Noble Metals from Waste Printed Circuit Boards

印刷线路板生产中含铜污泥的浸出研究

Leaching of Copper from Sludge Produced by Printed Circuit Board Industry

印刷线路板废弃物的热解与动力学实验研究

A study on pyrolysis and kinetics of printed circuit boards wastes

电解法从废弃印刷线路板的碘化浸金液中沉积金

Electrodepositing gold of iodine leaching solution from waste printed circuit board

废弃印刷线路板热解过程中溴的转化

Conversion of bromine during the pyrolysis of waste printed circuit boards

废印刷线路板资源化分离过程研究

Study on the Separation Process of the Waste Printed Circuit Board Recycling

废印刷线路板的回收利用

Study of the Value for Recycling Printed Circuit Board Scraps

碘化法从废弃印刷线路板中提取金的研究

Study on Gold Leaching from Waste Printed Circuit Board by Iodide Process

印刷线路板加工工艺制作微腔等离子体阵列

Arrays of Microplasma Devices Fabricated by Printed Circuit Board Processes

多层印刷线路板测试点自动生成算法

An automatically generating algorithm of testing point set for multilayer

化学镀锡在印刷线路板制备中的应用

Application of Electroless Tin in Fabrication of Printed Circuit Boards

印刷线路板回收工艺与方法研究

Research on Recycling Process and Method of Printed Circuit Board

高频印刷线路板覆铜板用树脂基体的研究进展

Advances of Some Substrate Materials Used in High Frequency Printed Circuit Boards