常見(jiàn)例句雙語(yǔ)例句Ratio and polarity test of CT is the important work in the inspection of transformer protection.CT變比和極性的測(cè)定是變壓器保護(hù)檢驗(yàn)工作的重要組成部分。The polarity test of vibroseis before its construction is directly relative to the polarity of acquired data.可控震源施工前的震源極性驗(yàn)證工作直接關(guān)系到采集資料的極性。The end electrical field distribution under polarity reverse test voltage of valve winding in converter transformer is calculated. The results are analyzed.計(jì)算了換流變壓器閥側(cè)繞組在極性反轉(zhuǎn)試驗(yàn)電壓下端部電場(chǎng)的分布情況，并對(duì)計(jì)算結(jié)果進(jìn)行了分析。 返回 polarity test