Legerity亚太区销售总监胡汉江手里拿着两块尺寸相同的用户线路板,对本刊记者说,一块板提供16路用户线路,上面有竖着安装的厚膜电路;另一块提供32路用户线路,上面全部是用表面贴装元器件,数量也少得多,电路板也薄得多;除了这些看得 Legerity Asia Pacific Sales Director Hu Hanjiang hands holding the same size two user circuit boards, told correspondents, a board to provide 16-way subscriber lines, there are thick film mounted vertically above the circuit; the other to provide 32 users The lines, all of which are surface-mount components, are much smaller and the circuit boards are much thinner; except for these