Brazing quality and product reliability are both increased as using high frequency pulse microplasma arc heating process for assembly brazing of cathode and photoetching grid of electron tube.
采用高频脉冲微束等离子弧做为电子管阴极和光刻栅极装配钎焊工艺的热源，提高了钎缝质量和产品的可靠性。
Automation Optical inspection (AOI) on printed circuit board assembly is an important research field in the electron industry product inspection.
电路板板载元器件自动光学检测是电子行业产品检测领域一个重要的研究课题。
The construction and measurement system of fiber-optic sensor for monitoring the distance between cathode and first grid during assembly of electron gun are described.
本文描述了用于装配电子枪时控制阴极与第一栅极间距的光纤传感器的结构及其测量系统。
Aemission spectrometer, micro-hardometer, optical microscope and scanning electron microscope were used to analyze the reason of crack on connecting rod unit assembly for piston of car engine.
采用直读光谱仪、显微硬度机、光学显微镜和扫描电子显微镜等分析手段，对失效的汽车发动机活塞连杆总成断裂原因进行了分析。
A novel process combining the self-assembly technique with electron beam lithography and selective chemical deposition was proposed for patterned film preparation.
本文提出了一种新颖的结合自组装技术和电子束直写曝光以及选择性化学沉积制备图案化薄膜方法。
The drift tube assembly provides the axial trap for ions in an electron beam ion trap (EBIT).
漂移管组件为EBIT提供约束离子的轴向电势阱，是EBIT装置的核心区域。
The drift tube assembly provides the axial trap for ions in an electron beam ion trap (EBIT).
漂移管组件为EBIT提供约束离子的轴向电势阱，是EBIT装置的核心区域。
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