在启动初始阶段，无量纲扬程呈现很大值，继而迅速减小到低于准稳态假设值，表现出明显的瞬态效应。
The non-dimensional pump head coefficient tends to become larger than the quasi-steady value at the very beginning of the start, which indicates obvious transient effect.
本文在稳态模型和局域热力学平衡等假设下，推导了在纵向磁场下真空电弧压力的数学表达式。
This paper derives the mathematical express on of the pressure of vacuum arc subjected to an axial magnetic field under stationary model and the assumption of local thermodynamic equilibrium etc.
该文对滤波法进行改进，用新假设代替原不合理假设，根据数理统计理论，推导出用于稳态检测的统计量。
A new method was developed using probability and statistics theory to develop a statistical filtering variable for steady state tests.
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