polaried double-biased relay极化: polarization; overpotential; ...双: two; twin; both; dual偏压: bias voltage; biasing voltag ...继电器: electric relay; relay极化无偏压继电器: polaried no-bias relay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:极化双偏压继电器,即可在微信中查询翻译