多层印制线路板
Multilayer printed circuit board
挠性印制线路板
flexible printed circuit
flexible printed circuit board
双面印制线路板
double faced printed circuit board
印制电路基底
primary rate access
printed-circuit substrate
印制电路板设计技巧
Design technique of the printed circuit board
印制电路板故障红外诊断测试仪
infrared fault diagnosis tester for printed circuit board
印制电路板废水
printed circuit board wastewater