electron tube

英 [ɪˈlektrɒn tjuːb]

美 [ɪˈlektrɑːn tuːb]

电子管；真空管

电力

英英释义

noun

• electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
  Synonym:tubevacuum tubethermionic vacuum tubethermionic tubethermionic valve

双语例句

• Brazing for assembling cathode and photoetching grid of electron tube using high frequency pulse plasma flame
  电子管阴极和光刻栅极的高频脉冲等离子弧钎焊
• Within the last few decades, the electron tube has been largely replaced by the transistor.
  在近几十年里，电子管已大大为晶体管所取代。
• Keeping the electron tube amplifier in a good state can reduce the maintenance costs, prolong TV transmitter lifetime, promote the quality of the screen, at the same time, it can also secure the safety of the broadcasting.
  使用、维护好电子管放大器能大大降低维修成本、延长发射机寿命、提高画面质量，确保安全播出。
• Method of testing fire by fire test electron tube
  用火焰检测电子管检测火焰的实验方法
• The joints of high purity alumina ceramic and oxygen-free copper with high strength and low gas loakage are needed in electron tube.
  电真空应用中，要求高纯氧化铝与无氧铜的连接接头具有较高的强度和气密性。
• Life Prolonging of the Metallic Ceramic Electron Tube
  延长金属陶瓷电子管使用寿命浅谈
• After long-term research by scientists from various countries, they found that microwave electron tube using sheet electron beam can work at high-frequency and can produce high power.
  经过各国科学家长期的研究，发现使用带状电子注的微波电真空器件能够工作在高频段并且产生高功率微波。
• He SCL-90 symptoms self evaluation scale was applied to study 128 female workers in the air conditioned room of electron tube workshop.
  本文采用SCL&90症状自评量表对某电子管厂空调车间128名女工的心理卫生状况进行了分析。
• The vacuum tube is an electron tube from which all or most of the gas has been removed, permitting electrons to move with no or low interaction with any remaining gas molecules.
  真空管是一种内部气体全部或部分抽空的电子管，从而使电子在不受或少受气体分子的干扰下运动。
• An electron tube used to generate or amplify electromagnetic radiation in the microwave region by velocity modulation.
  通过速率的调制在微波波段产生或增强电磁辐射的电子管。