单井定向天线
directional antenna in single well
单脊波导缝隙天线
single-ridge waveguide slot antenna
单极天线
monopole
monopole antenna
Mobile phone
Single-pole antenna
monpole antenna
antenna
Classics in Two Han Dynasties
unipole antenna
monopolar antenna
Unipole
单背腔缝隙天线
single cavity backed slot antenna
带寄生单元单极子天线
monopole antenna with parasitic elements