deltavoltage三角: triangle; trigonometry; trig ...接线: wiring work a telephone swit ...电压: voltage; electric tension; e ...连接: connect; fit together; link; ...法线: normal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:三角接线电压 三角连接法线电压，即可在微信中查询翻译
