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.
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.
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。
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