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...
突然的拉力使得整只船剧烈颤动。The whole ship shuddered and trembled at the sudden strain.他感到胳膊不由自主地颤动。He felt a tremor in his arms.250英里外都能感觉到颤动。Tremors were felt 250 miles away....
她挥了挥拳头，“我要让你看看，”她说。She shook her fist. "I'll show you," she said.他们像小学生一样，在地板上滚来滚去，互相挥着拳头揍对方。They just rolled about on the floor punching each other like schoolboys.警方认为她是被凶手活活用拳头打死的。Police believe the killer punche...