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电离层电波传播预报
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电离层电波传播预报
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短波传播
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prediction of ionospheric radio wave propagation
电离层电波传播预报
根据电离层特性参量的时空变化规律和通信质量与电离层信道参数的关系,在电离层探测历史资料或实时测量资料的基础上,对高频传输电路的未来最佳工作条件和工作质量做出的预先推断。
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cancer immunoediting theory
cancer molecular epidemiology
cancer of gallbladder
cancer of vulva
cancerogen
cancer pain
cancer rehabilitation
cancer related anemia
cancer screening
cancer stem cell
cancer vaccine, tumor vaccine
Cancun Agreement
Cancun Declaration
Cancún
Cancún Summit
candela
candent
candescence
Candian Labour Union
Candian Multicultrualism Act
Candida antarctica
candidacy of mid and low-level officials
candidate
candidate cloning
candidate gene association study
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