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Cilt sonuçları
Transfer Characteristics of Radio Waves Propagated Between the Ionosphere and the Earth at Very Low Frequencies
J. Ralph Johler, L. C. Walters, C. M. Lilley, United States. National Bureau of Standards · Yayınevi bilinmiyor
206 sayfa · 1958
Ionospheric radio wave propagation
Administration of the Federal Coal-Mine Safety Act
James Westfield, H. F. Weaver, C. M. Keenan · Yayınevi bilinmiyor
86 sayfa · 1954
Coal mines and mining
The Design of Wind Tunnels and Wind Tunnel Propellers
Edward Pearson Warner, Frederick Harwood Norton, C. M. Herbert, United States. National Advisory Committee for Aeronautics, Langley Aeronautical Laboratory · Yayınevi bilinmiyor
22 sayfa · 1920
Wind tunnels