系统地研究了架设在凹形接地面上的倒l天线的电特性。

This paper investigates the inverted L antennas mounted on a conducting concave surface.

youdao

系统地研究了架设在凹形接地面上的倒l天线的电特性。

This paper investigates the inverted L antennas mounted on a conducting concave surface.

youdao