three way switchthree-way switch三联: trigeminy开关: Q-switching三点开关 三联开关 三路开关: three-wayswitch并联开关: parallel switch; paralleling switch; shunt switch串并联开关: serial-parallel switch; series parallel switch; series-parallel switch下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:三联开关，即可在微信中查询翻译
