The surface hardness and wear resistance of aluminum alloy are both improved by means of scanning electron beam.
电子束表面处理可以提高铝合金材料的表面硬度、增加耐磨性。
It is very effective to use the scanning electron beam (EB) heating to braze the stainless steel structural part with capillary-to-plate joints.
用电子束扫描加热的方法对具有毛细管板接头的不锈钢结构件进行钎焊是非常有效的。
Only relatively pristine material has the goods Landman is after, so his team USES a scanning electron microscope (below), which utilizes a beam of electrons to image surfaces, to find the best nacre.
只有相对原始状态的材料才拥有兰德曼所需要的研究对象，因此他的研究小组必须使用利用电子束表面成像的扫描电子显微镜(下图)去寻找最好的珍珠层。
Results EBCT had the advantage of high speed in scanning and high resolving power of time without mechanical abrasion due to the using of electron beam.
结果：电子束ct使用电子束的磁偏转代替球管机械运动，既加快扫描速度，又减少机械磨损，有很高的时间分辨率。
The deflection system of an electron beam lithography tool is used to control deflection scanning of electron beam.
电子束曝光机的偏转系统控制电子束偏转扫描。
This paper studies mainly the expression of electron-beam scanning field distortions and describes the method of optimal corrections.
本文探讨了扫描场畸变表达式并叙述了获得最佳校正的途径。
The uniformity of electron beam scanning is one of the important indices of linear accelerator. Unbiased estimation is an effective method for scanning uniformity calibration.
电子束扫描均匀度是辐照电子直线加速器的重要指标之一，采用无偏估计方法对电子束的扫描均匀度作校正是一种有效的方法。
This paper carries on the three-dimensional static electromagnetic field analysis on the electron beam scanning deflection coil with multi pole shoe structure.
根据不锈钢毛细管板结构的钎焊特点，建立了扫描电子束钎焊温度场三维有限元分析模型。
Nodular defects, which are in critical state of damage, are cross-sectioned by focusing on the ion beam and by imaging using a field emission scanning electron microscope.
采用聚焦离子束和场发射扫描电镜对处于临界破坏状态的节瘤缺陷做剖面分析和观察。
The spontaneous polarity was firstly observed by electron-beam bombardment and scanning electron microscope (STM).
利用电子束轰击和扫描成像手段，首此观察到了电气石的自发极化导致的电极性。
The state of beam electrode surface corrosion in 3d electrode is studied under different experimental conditions by using scanning electron microscopy (SEM).
借助扫描电镜(SEM)对不同实验条件下的三维电极主电极表面腐蚀状况进行研究。
The highest speed of the irradiation bed can be determined by the frequency of modulator, scanning width, and the size of electron beam spot...
根据速调管调制器主振脉冲频率、扫描宽度和电子束的束斑大小可以定出辐照床的最高运动速度以实现高效率的辐照。
Some pores appeared mainly near in the bond line, but porosity can be suppressed to a great extent by increasing welding speed or electron beam scanning.
结果表明，在保证试件完全焊透的情况下，降低电子束的线能量，可在一定程度上提高接头的强度；
Some pores appeared mainly near in the bond line, but porosity can be suppressed to a great extent by increasing welding speed or electron beam scanning.
结果表明，在保证试件完全焊透的情况下，降低电子束的线能量，可在一定程度上提高接头的强度；
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