“getter”的概念、定义、翻译、参考文献-科学参考

单词	getter
释义	getter [`ged·ǝr] ^CHEMISTRY See <<scavenger>> ^{PHYSICAL CHEMISTRY} 1. A substance, such as thallium, that binds gases on its surface and is used to maintain a high vacuum in a vacuum tube. 2. A special metal alloy that is placed in a vacuum tube during manufacture and vaporized after the tube has been evacuated; when the vaporized metal condenses, it absorbs residual gases. Also known as degasser.
随便看	variable point variable radio-frequency radiosonde variable recoil variable reduction variable-reluctance microphone variable-reluctance pickup variable-reluctance stepper motor variable-reluctance transducer variable-resistance accelerometer variable resistor variable-sequence robot variable speech control variable-speed drive variable-speed generator variable-speed motor variable-speed scanning variable star variable-thickness microbridge variable-time fuse variable-transconductance circuit variable transformer variable visibility variable-volume air system variable waveguide attenuator variable-word-length

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