Printed boards - Part 4: Rigid multilayer printed boards with interlayer connections; sectional specification; section 1: Capability detail specification; performance levels A, B and C (IEC 62326-4-1:1996); German version EN 62326-4-1:1997
印制板.第4部分:带层间连接的刚性多层印制板;分规范;第1节:能力详细规范;性能等级A、B和C(IEC 62326-4-1-1996);德文版EN 62326-4-1:1997