This study presents a new single - stage single - switch PFC flyback DC converter.文章研究了一种新型 单级 单开关PFC反激变换器.A novel multi - output forward - flyback converter with secondary side post regulation is proposed.详细分析了一种运用了后级调整...
The lumbermen were perished with cold.伐木工人冻僵了.I was absolutely perished...我冷极了。Hundreds of sheep perished that year because of drought.那年由于干旱, 几百头羊突然死去。...the ferry disaster in which 193 passengers perished.造成193名乘客丧生的渡船...