短语词组短語bias -off [電子]偏置截止;偏差截止;偏移停止bias variance trade off 偏差方差權衡self -bias cut-off effect 自偏壓截止傚應;自偏截止傚應off bias 關態偏置cut off bias 截止偏壓OFF BIAS VOLTAGE 可降低對截止偏壓cut -off grid bias 截止柵極偏壓CUT -OFF BIAS VOLTAGE 可降低對截止偏壓 返回 bias off