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cold cathodes造句

例句與造句

  1. They come in two types : hot cathode and cold cathode.
  2. Cold cathode discharge lamps use higher voltages than hot cathode ones.
  3. Cold cathodes sometimes have a rare earth coating to enhance electron emission.
  4. Both hot cathode and cold cathode type devices are encountered.
  5. Cold cathodes may also emit electrons by photoelectric emission.
  6. It's difficult to find cold cathodes in a sentence. 用cold cathodes造句挺難的
  7. Most ion gauges come in two types : hot cathode and cold cathode.
  8. His early experiments were with Crookes tubes, a cold cathode electrical discharge tube.
  9. The cold cathode system was installed in a number of gold mines and worked reliably.
  10. This is in contrast to a cold cathode which does not have a heating element.
  11. Cold cathode gauges are accurate from 10  " 2 torr to 10  " 9 torr.
  12. Cold cathode devices typically use a complex high voltage power supply with some mechanism for limiting current.
  13. Crookes tubes are cold cathode tubes, meaning that they do not have a heated pascal ).
  14. The excitation was provided by a cold cathode discharge; the total pressure was a few torr.
  15. He was a pioneer in neon tube designs, and in the design of cold cathode rectifiers.
  16. The surface of cold cathodes can emit secondary electrons at a ratio greater than unity ( breakdown ).
  17. 更多例句:  下一頁

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