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...
Nina used to coax Antonia to tell her stories.尼娜过去常常讲好话要求安东妮亚讲故事给她听.The WPC talked yesterday of her role in trying to coax vital information from the young victim...昨天，这名女警谈到自己在诱导年轻的受害人说出重要信息的过程中所起的作用。The WPC talked yest...
I recently travelled second class from Pisa to Ventimiglia.我最近乘坐二等车厢从比萨到了文蒂米利亚。The tower of Pisa leans at an angle .比萨斜塔塔身倾斜。Did you pay a visit to the leaning tower in Pisa while you were in Italy?你在意大利期间参观了比萨斜塔 吗 ?...
Sweeten dishes sparingly with honey, or con-centrated apple or pear juice.加一点蜂蜜或浓缩苹果汁或梨汁，让菜带点甜味。The Australians fry their bananas and sweeten them with honey.澳大利亚人把香蕉炸了，然后再淋上蜂蜜吃。If you sweeten him up he'll do the wo...
一旦杂质沉淀下去，油就可以分级了。Once its impurities had settled, the oil could be graded.将在统一费用和分级费用之间作出选择。The choice will be between a flat-rate or a banded charge.木材按厚度分级.The timber is graded according to its thickness....