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单词 electron tube
释义

electron tube

noun Physics
An evacuated or gas-filled tube in which a current of electrons flows between electrodes.For such a large array, an electron tube was chosen instead of a solid-state sensor because the cost per unit area was considerably lower than that of a solid-state detector....
  • Nuclear material is used in products such as electron tubes, self-luminous watches, or radiation measuring instruments for standardization or calibration purposes.
  • A specialized form of the electron tube, the magnetron, is the source of microwave energy in microwave ovens and some radar systems.
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更新时间:2025/2/24 6:49:55