dual-band antenna

• 双频天线

dual-band antenna的用法和样例：

例句

1. By utilizing an external source excition, pulse generator and an ultrawideband antenna, the ultrawideband system is capable to of transmitting modulated bit strams.
   利用基频控制触发源与脉冲产生器，可于发射端产生调变位元串，并由超宽频天线传送至空间中。