... rangeselector波段转换开关 rangespectrum射程谱 rangestraggling射程歧离 ...
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After the war, the scientists also created themicrowave spectroscopy, the purpose is to explore the microwave rangespectrum and its extension to shorter wavelengths.
大战以后，科学家又开创了微波波谱学，目的是探索光谱的微波范围并把其推广到更短的波长。
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