讨论如何由无空间电荷存在的场求空间电荷作用下电子注的包迹。
Method of calculations for electron beam comtours including the effect of space charge was derived from the field free of space charge.
分别对冷态条件下，无隙锥形旋流器燃烧室前扩压器内流场的分叉现象以及燃烧室内燃烧空间的流场分叉现象进行了数值模拟计算。
The numerical simulations of bifurcation phenomena in a combustor with a non slot conical swirler and in a diffuser fixed before the non slot conical swirler have been carried out.
文章提出一种横向激发的任意线偏振高斯光束，该光束场量的模与传统的任意线偏振高斯光束具有相同的模，在源场区，其满足自由空间无源场的场方程。
The author bring forward a Gaussian optical beam in a transverse-linearly-polarized state, the expression of its module is the same as the scalar Gaussian beam.
文章提出一种横向激发的任意线偏振高斯光束，该光束场量的模与传统的任意线偏振高斯光束具有相同的模，在源场区，其满足自由空间无源场的场方程。
The author bring forward a Gaussian optical beam in a transverse-linearly-polarized state, the expression of its module is the same as the scalar Gaussian beam.
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