... triple-pole double-throw 三刀双掷 triple pole switch三刀开关 triple pole single throw 三刀单投 ...
2
?三极开关
三极开关 three pole switch; three-pole switch; triple pole switch; triple-pole switch 双极开关 bipolar switch; double pole switch; double-pole switch; double-poleswitch; two .
Because at present there is no millimeter wave single poletriple throw switch (SP3T) product in our country, so the research has its practically significance.