electron beam

英 [ɪˈlektrɒn biːm]

美 [ɪˈlektrɑːn biːm]

电子束

医学化学

英英释义

noun

• a group of nearly parallel lines of electromagnetic radiation
  Synonym:beamray

双语例句

• The reason for cracks on the specimen in the process of electron beam surface treatment is discussed.
  探讨电子束表面处理过程中试样产生裂纹的原因。
• Based on the principle of electron beam spot sweep, a pattern controller in domestic coater is designed.
  在国产设备电子枪上设计了一个电子束斑蒸发扫描控制器。
• Preparation of Ag nanodot array on porous alumina membrane by electron beam evaporation;
  本工作研究了离子束辅助下在氧化铝模板中大面积制备纳米点阵列的方法。
• The effect of divergence of the incident electron beam on the gain of FEL is analysed.
  分析了入射电子束的发散性对自由电子激光器增益的影响。
• The elementary exposure pattern of a variable rectangular electron beam exposure machine is a rectangle.
  可变矩形电子束曝光机的基本曝光图形是矩形。
• In cathode ray tubes, the small area on the screen surface which is bombarded by the electron beam.
  在阴极射线管中，屏幕表面上受到电子束轰击的小区域。
• So rather than calling this an electron beam, this was called a cathode ray.
  因此我们最好别叫它电子束，而是阴极射线。
• The X-rays that are produced by the electron beam.
  电子束所产生的x射线。
• Lens system focuses image on a photosensitive mosaic that is scanned by an electron beam.
  把影像投到电子束扫描的光敏镶嵌屏幕上的透镜系统。
• Objective: To evaluate the efficacy of radiotherapy in patients with keloids using kilovoltage X-ray, electron beam and192Ir.
  目的：比较千伏X线、电子线和192铱放射治疗疤痕疙瘩的疗效。