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频谱测量
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频谱测量
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spectrum measurement
频谱测量
对频域内信号频率分量的测量。用以获得信号的多种参数和信号所通过的网络的参数。
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Forestry mobile information collection
forestry mobile positioning system
forestry of Africa
forestry of Anhui province
forestry of Austria
forestry of Beijing
forestry of Canada
forestry of Chongqing city
forestry of Finland
forestry of Fujian province
forestry of Gansu province
forestry of Guangdong province
forestry of Guangxi
forestry of Guizhou province
forestry of Hainan province
forestry of Hebei province
forestry of Heilongjiang province
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forestry of Hunan province
forestry of Japan
forestry of Jiangsu province
forestry of Jiangxi province
forestry of Jilin province
forestry of Korea
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