inverted pyramid antenna

• 漏斗形天线,倒角锥天线

inverted pyramid antenna的用法和样例：

例句

1. The antenna studied is a universal model which can be used to analyse many type of conical antennas including asymmetrical ones.
   所给出的椭圆双锥天线有关公式可以用来分析许多类型的锥天线，包括非对称锥天线。