起初我们着手研究的是看起来似乎最简单和最明显的滤波器.We started with what seemed the most simple and obvious filter.在适当条件下,多层膜还可作滤波器.Under appropriate conditions a multilayer may also be employed as a filter.这个信号送到滤波器 - 放大器,它是由变压器耦合到视频检波器的.The si...
在国民医疗保健系统的救助下，他免于致残。The national health system saved him from becoming a cripple.教育主管部门得救助贫困儿童。The education authorities have to provide for children in need.省议会对所有的经济救助请求都充耳不闻。The provincial assembly were deaf to all pl...
Her fey charm and eccentric ways were legendary.她难以捉摸的魅力和怪异的行事方式都成了传奇。They are no longer anything like as fey and reserved as they once were.他们不再像从前那样羞怯矜持了。Elves share a passionate and emotional nature with many of their...
她把从朋友那儿借来的项链弄丢了,这使她心烦意乱.Losing the necklace borrowed from her friend upset her completely.葛朗台拿出向克罗旭借来的报纸, 把那段骇人的新闻送在查理眼前.Grandet, who had borrowed Cruchot's newspaper, showed Charles the fatal paragraph.“ 声谱图 ” 一词是从...