宽带交换宽带交换机 Broadband Exchange

带宽转换开关 bandwidth switch

带宽转换机构 tape width switch unit

对称交换宽带 symmeric switched broadband

分辨率带宽切换 Resolution bandwidth switching

宽带换能器 wide-band transducer ; broadband transducers

带宽转换 bandwidth switching

公共交换宽带网 public switched broadband network

带宽转换因子 Bandwidth Conversion Factor