B8：2x15MHz，4G补充覆盖频段，2G主力频段。这是此次申请重耕的重头戏。目前4G用了2x10MHz，2G用了2x4MHz，剩余NB-IoT用了2x1MHz。 为什么说B8是申请重耕的 ...

18 Pieces Acrylic Tapers with Double O-Rings - 14G (1.6mm), 12G (2mm), 10G (2.5mm), 8G (3mm), 6G (4mm), 4G (5mm), 2G (6mm), 0G (8mm), 00G (10mm) 18 Pieces Acrylic ...