考虑角向空间谐波，建立了有限厚度翼片加载螺旋线慢波结构的模型，推导出色散方程。
Considering azimuthal space harmonics, the finite size vane model is suggested for vane-loaded helical slow-wave structures in this paper.
研究结果表明，螺旋线慢波系统的结构参数对它的基波色散特性和耦合阻抗影响非常复杂。
As the research indicates, the structural parameters of the spiral curve slow-wave systems have complicated influence on its fundamental wave dispersion characteristics and coupling impedance.
螺旋线结构就可以作为慢波系统；
The spiral curve structure can be used in slow-wave systems.
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