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远场图法
释义
远场图法
Encyclopedia
工学
多模光纤数值孔径测量
释
far field pattern
远场图法
一种光纤数值孔径的测量方法。利用光路可逆性原理用针孔探测器在远场对光纤中导模的出射角进行测量,从而测得光纤的数值孔径的方法。场源距离与发射天线口径及波长的关系满足条件的电磁场区域的场。
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radionuclide image
radionuclide imaging
radionuclide kinetic analysis
radionuclide labeled compound
radionuclide-labeled peptide
radionuclide purity
radionuclide release
radionuclide release source term
radionuclide sources
radionuclide therapy
radionuclide therapy of endocrine system
radionuclide transfer in ecosystem
radionuclidic purity
radio observation
radio observation of solar eclipse
radio observatory
radio occultation
radio outburst
radio-over-fiber communication system
radio over fiber (RoF) systems
radio over fiber systems
radiopacity
radio paging system
radiophare
radiopharmaceutical
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