The match will be refereed by Derek Bevan from Wales.这场比赛将由来自威尔士的德里克·贝文执法。The match will be refereed by Derek Bevan from Wales...这场比赛将由来自威尔士的德里克·贝文执法。Bevan was a magician with words.贝文用词出神入化。...Bevan's appeal agains...
这就是所谓 “ 水平 回扫 ” 过程.This is called the " horizontal - fly - back " phase.彩电的安全性与可靠性很大程度上决定于回扫变压器.The safety and reliability of color TV set depend on flyback transformer to a great extent....