本文介绍了机载短波天线类型及其性能参数。

This article introduced the kinds and performance parameters of shortwave aircraft antenna.

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然后通过相应的数据计算，再经过现场测试，从而确定天线类型、架设高度和电台的功率。

Then the type of antenna, the height of spanning and power of radio station are decided by data calculation and testing in site.

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这种辐射和通过天线发射的用来传输电视信号的电磁波是同类型的。

The radiation is akin to that used to transmit TV signals via antennas.

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