bandwidth ratio造句

例句与造句

1. A 1 / 10 - scale model quasi - fractal rcl - loaded monopole antenna was fabricated and measured , which has a bandwidth ratio of about 10 : 1 , with vswr less than 3 . 0 , calculated system gain greater than - 9 . 4db and the efficiency above 14 %
   加入宽带匹配网络后,对其10 : 1的缩比模型天线进行了测试,在全频率段内驻波系数小于3 ,理论增益大于- 9 . 4db ,效率大于14 % 。
2. It's difficult to find bandwidth ratio in a sentence. 用bandwidth ratio造句挺难的