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自动网络分析仪(ANA)的问世或许最能说明微波计量领域中数字技术的冲击,这就有极大可能从测量结果中消除硬件不完善的影响。几年来,美国标准局(NBS)一直致力于一项发展计划,该计划要求减少使用和维
The advent of automated network analyzers (ANAs) may best explain the impact of digital technologies in the field of microwave metrology, which has the potential to eliminate the effects of hardware imperfections from the measurement results. For several years, the United States Bureau of Standards (NBS) has been working on a development plan that calls for the reduction of use and maintenance