您要查找的是不是：
- telegraph modulated wave 键调波
- He sent me the news by wireless telegraph. 他用无线电报把消息告诉我。
- By replacing the sinusoidal modulation wave with its tangent or secant, three novel tangent sampling methods and two secant sampling methods were gained. 并在此基础上，分别利用切线和割线来近似替代正弦调制波，获得了3种新的切线采样法和2种割线采样法。
- Earlier, bush telegraph worked a treat. 人类早期传递信息的方法真棒，是件令人开心的事。
- She went to the telegraph office in a hurry. 她匆匆忙忙向电报局去了。
- He's a journalist on the Daily Telegraph'. 他是《每日电讯报》的记者。
- On the basis of design of DDS utilizing FPGA, it presented a method of realizing the altitude modulation by generating the main wave and the modulation wave respectively, and the frequency modulation by changing frequency tuning word of main DDS. 在利用FPGA实现DDS的基础上,使用两路DDS分别产生主波形和调制波形,方便地实现两个任意波信号的幅度调制; 同时,通过调制波形数据实时控制主DDS的频率控制字,用数字的方法直接实现波形的各种频率调制。
- A new telegraph line has been set up between the two cities. 在那两个城市之间架设了一条新的电报线路。
- Bill wave his hand to us and then drive away. 比尔向我们挥手告别后开车走了。
- Radio2 can be heard on the long wave band. 第二广播电台可在长波段收听到。
- Do you know the telegraph operator living over the way? 你认识住在路对面的那个报务员吗？
- I am able to pick you up on the short wave radio. 我能用短波收音机收听到你的信号。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- I was able to pick you up on the short wave radio. 我能用短波收音机收听到你的信号。
- The tidal wave formed a terrifying wall of water. 海啸形成一堵骇人的水墙。
- See if you can wave down a taxi. 你挥手，看看能否让出租车停下。
- The boat was swamped with a huge wave. 一个巨浪淹没了那条船。
- Telegraph wires radiate like cobwebs from the main building. 电报线像蜘蛛网似地由主楼向四面八方伸展。
- On the smooth wave in trembling beauty sleep. 在微浪的美妙颤抖中缓缓合目。
- A word, in telegraph usage, arbitrarily six characters in length. 在电报应用中，任意长度为6个字符的一个字。
