Pcbs do not break down in soil, water or air, but carry on accumulate.
多氯联苯在土壤中, 水中或空气中都无法分解, 只会继续累积。

Allegro System Interconnect packaging and PCB Design PCB
系统互连设计及封装技术

Coronary Bypass under PCB without Blocking Ascending Aorta
不阻断升主动脉冠状动脉搭桥术的体外循环

Hole Density The number of holes per unit area on a PCB.
上单位面积上的孔数。

AutoInsertion Machine for electronics component assembly on PCB.
自动插件机配件。

Familiar PCBA process. Familiar with assembly and packing process.
熟悉电子加工制程, 熟悉组装和包装制程。

The system is based on VI with PCbased DAQ.
系统采用计算机数据采集卡的虚拟仪器结构。

Basic Material of PCB for Microwave and Radio Frequency
微波射频用印制板的选材

The Application of Laser Drill in Multilayer PCB of Blind Via
激光钻孔在盲孔多层板的应用

Double side board design of PCB.
双面单板设计

Prefer to have knowledge on electronic manufacturing, PCBA, system build, quality statistic knowledge.
熟悉电子制造业

Shown as rigid PCB etching of the capacity copper wires.
图所示为刚性印制不活蚀刻的铜导线的载流量。

Are repaired PCB's subjected to a complete electrical test after repair ?
修补后的板子是否再次进行电测?

PCB Group Outer Layer Process Flow Chart
外层工艺流程图

Special clean rollers, exactly clean all dust from PCB suface.
特制胶辊, 能拾取表面极小污点彻底清洁。

Edge Clearance The smallest distance from any conductors or components to the edge of the PCB.
边安全间距导线或元件到。

common PCB.
传统印制板

Comparison of Two Pretreatment Techniques for Extraction of PCBs from Mussels
贻贝中多氯联苯分析的前处理方法研究

Component Side The Side of a PCB on which most of components are mounted.
安装大多数元件的一面。

PCB concentrations must be determined in all oilfilled electrical equipment designated for disposal.
多氯联苯的浓度必须根据所有充油电气设备指定处置。

Temporal and Spatial Trends of PCB Congeners in UK Gannet Eggs
英国塘鹅蛋中多氯联苯同类物的时空变化趋势

Interstitial Via Hole An embedded throughhole with connection of two or more conductor layers in a multilayer PCB.
内的连接两个或以上导体层的镀通孔。

With mercury, dioxin and PCBs, fish meat is the most contaminated food product available.
含有汞，二恶英和多氯联苯，鱼肉是污染最严重的食品。

The coreless PCB transformers eliminate the magnetic cores for the frequency, magnetic saturation and core losses.
无芯变压器消除了磁芯对频率，磁饱和度和磁芯损耗。

PCB design.
印制板设计