【单选题】In 1859, Charles Dickens published his historical novel of the French Revolution entitled __________.
【单选题】下列关于反激变换器特点的描述不正确的是哪一项?
A.
反激变换器一般应用于电压和负载调整率要求不高的场合。
B.
反激变换器的变压器工作原理与其他类型隔离变换器中的变压器相同。
D.
反激变换器处理的功率一般在150W以下,且小功率多组输出特别有效。
【简答题】(2013 年高考题)下列关于离合器功用的描述正确的是( )
【简答题】Charles Darwin’s theory of evolution, published in 1859, explains how random variation and natural selection gave rise to diversity among organisms that share a common ________.
【单选题】Charles Darwin explained the _____ of species on earth in his book that came out in 1859.
【单选题】In 1859. Charles Dickens published his historical novel of the French Revolution entitled ________, which began with the famous sentence, “It was the best of times, it was the worst of times...”.