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978-3-476-01809-0Springer-Verlag Berlin Heidelberg 2001Atmosphere 发表于 2025-3-28 00:37:06
Front MatterJohn Ambrose Fleming used the Edison effect in radio detection and constructed a device called Fleming’s Valve. Although Edison and Fleming were successful in demonstrating thermionic emission practically, Lee de Forest adopted a more systematic path to study thermionic emission and invented a devic佛刊 发表于 2025-3-28 03:31:36
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