单词	two-channel duplexer
释义	two-channel duplexer 双道天线收发转换开关
随便看	variable polarity plasma are welding variable polarity plasma seam welding variable polarity power Variable polarity power arc welding variable polarity rectangular wave variable polarity TIG variable polarity TIG/PAlasma are welding variable polarization variable-polarization variable polarization antenna variable pole variable-pole-speed motor variable population variable porosity variable porosity porous wall variable portion variable position catapult variable-position catapult variable-position cutter variable position valve variable potency ratio variable potential source variable power variable-power variablepower afocal