在薄环形束的近似下讨论了等离子体对空心电子束的聚束作用。
Based on thin annular electron beam approximation, the focusing effect of plasma is investigated.
通过分析实心电子束和空心电子束的空间电荷场，研究了其对电子束速度和温度的影响。
The hot ion beam is cooled by Coulomb interaction with intense and cold hollow electron beams. By analysis of space charge effect of solid and hollow electron beam respectively, the …
在电子环型加速器中可以证明，电子束团中粒子沿纵向的分布律可近似地表示成为空心分布。
It is proved that in electron circular accelerator, the longitudinal distribution of particles in electron bunch can be approximately expressed as hollow distribution.
空心铝球的焊接更有特殊性，采用真空电子束焊接比激光焊接更为有利。
The welding of hollow aluminium ball has more particularities, it adopts the vacuum electronic beam welding that is more favorable than laser welding.
空心铝球的焊接更有特殊性，采用真空电子束焊接比激光焊接更为有利。
The welding of hollow aluminium ball has more particularities, it adopts the vacuum electronic beam welding that is more favorable than laser welding.
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