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二十世纪三十年代末,当第一批雷达设备开始工作时,它们完全能工作的事实也许被它们的设计者视为一个奇迹.随着四十年代初厘米波雷达研制成功,雷达进入了技术发展的成熟时期,一它对陆、海、空三军帮助很大。
The fact that they were fully capable of working when the first radar equipment started their work in the late 1930s may be considered as a miracle by their designers. With the successful development of centimeter-wave radar in the early 1940s, the radar entered At a mature stage of technological development, it is of great help to the Armed Forces of the Mainland.