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propagation of ultra short wave and microwave in the ionosphere
释义
propagation of ultra short wave and microwave in the ionosphere
Encyclopedia
理学
电离层超短波和微波传播
释
propagation of ultra short wave and microwave in the ionosphere
电离层超短波和微波传播
超短波的频率范围从30~300兆赫,300兆赫以上为微波波段。这两个波段的无线电波都将穿透电离层传播。
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gas scrubber
gas seepage
gas self-inducing bioreactor
Gassendi crater
gas sensing device
gas sensing device, gas sensor
gas sensing electrode
gas-sensing electrode
gas-sensitive ceramics
gas sensitive element
gas sensitive membrane electrode
gas-sensitive membrane electrode
gas sensor
gas sensory semiconductor materials
gas separating and filtering
gas separation by hydrate
gas separation membrane
gasser
gassing
gas singeing
gas-solid adsorption separation
gas solid chromatography
gas-solid chromatography
gas solid chromatography (GSC)
gas-solid chromatography (GSC)
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