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来源：百度知道 编辑：UC知道 时间：2024/06/16 20:07:20
Today, I want to say something about the HAM.
Most people may think that the ham that I say today is for eating. But in the field of radio, HAM is short for the radio amateur. Today, ham communication already becomes an international activity, and there are many competition about it. When disasters come, as one kind of means of communication, radio can play important role with its special advantage in grave disasters when other means of communication become invalid.
Look at these photos. This is the radio data centre that sets up after an earthquake in Wen Chuan. This is a scene that one ham is receiving radio signals in strained.
In our country, amateur radio has already developed 50 years since 1958. In 1958, China has the first amateur radio station BY1PK for participating in the international radio friendly competition. It has also filled in the blank that there wasn’t Chinese radio station in amateur frequency channel. Now, the radio station is set up i

我在你原文上给你这样改
Today, I want to say something about the HAM.
Most people may think that the ham that I say today is for eating. But it is not.It is about something in the field of radio, HAM is short for the radio amateur. Today, ham communication already becomes an international activity, and there are many competitions about it. When disasters come, as one kind of means of communication, radio can play an important role with its special advantage in grave disasters when other means of communication become invalid.
Look at these photos. This is the radio data centre that was set up after an earthquake in Wen Chuan. This is a scene that one ham is receiving radio signals in strained.
In our country, amateur radio has already developed 50 years since 1958. In 1958, China had the first amateur radio station BY1PK for participating in the international radio friendly competition. It has also filled in the blank that there wasn’t Chinese radio station in amateur fr