However, the modulation - demodulation of ultraviolet and voice transmission are the key technologies.然而, 紫外光通信的 调制解调技术 以及语音传输是整个系统的关键难点.Introduce and analyze the key module of demodulation technologies, for example NCO ...
Do you keep many books and papers and memorabilia?你是不是收藏了大量的书籍、报纸和纪念品？a swap meet for collectors of Star Trek memorabilia《星际迷航》纪念品收藏者交流会The new - opened museum exhibits memorabilia in his long career.(新落成的博物馆展出他长久生涯的重要物品...
Inserts a line break at the current caret position.在当前插入符号位置插入一条分隔线.Move the caret to the last line in view, extending the selection.将插入符号移动到视图的最后一行, 扩展选定范围.Moves the caret up one page, extending the selection.将插入符号向上移动一...