System is the general behaving and running style of objects, and system characteristic scale is one basic feature of it.

系统是事物普遍存在的表现形式和运行方式，系统特征尺度是系统的基本特征之一。

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At system and subsystem hierarchy, the characteristic, structure and typical configurations of EAF steel plant are presented, and the structure in series and the production on scale are emphasized.

在系统与子系统的层次上对电炉钢厂自身的特点、结构和典型流程予以说明，着重指出结构纵向化和生产规模化的趋向。

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Load system of the large scale power plant's unit as well, is a multi-variable nonlinear dynamic system, and the dynamic characteristic will change with the different operating condition.

同样，大型火电机组的负荷系统是一个多变量非线性动态系统，它的动态特性随工况的变化而大范围变化。

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In doing so, they lost track of the most essential characteristic of a large-scale energy storage system: it must be cheap.

FORBES: Storage, Not Generation, is the Challenge to Renewable Energy