问题: 能否帮我用英文翻译一下
题目是:AM与FM的区别,请帮我将下面几句话翻成英语,谢谢。
AM及FM指的是无线电学上的二种不同调制方式。AM: Amplitude Modulation称为调幅,而FM: Frequency Modulation称为调频。
调频信号稳定,不易干扰,音乐信号有的可以和CD比美,距离近,需要大功率的发射机,一般能接受10-20个频道,采用直线输送半径有限;一般中波广播(MW: Medium Wave)采用了调幅(AM)的方式,中波是沿地面传播,可以接受到本国和邻国的信号,但信号易干扰,信号不稳定易漂浮。
解答:
AM and FM refers to two different modulation in radio. AM is known as Amplitude Modulation , and FM called Frequency Modulation.
FM has a stable signal, not easy to interfere and its musical signal can pair with CD. Due to the short distance, it needs high-power transmitters, and generally can accept 10-20 channels. It adopts a straight-line transmission within a limited radius. MVs (Medium Wave ) usually make use of the amplitude modulation (AM) approach. MV is spread along the ground, and can receive signals at home and neighbouring countires while it is easily interfered and its signal is instable and easily floating.
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