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Klaus Bibl Marc Calandrella 《Advances in Space Research (includes Cospar's Information Bulletin, Space Research Today)》1985,5(10):65-68
Measurement of the virtual height and the frequency of the minimum of the F-region extraordinary trace in digital and analog ionograms can provide a world-wide survey of the main parameters for the valley between E- and F-region ionization. The two added quantities establish also the starting point for the true height analysis of the F-region ionization. 相似文献