A Novel Four-Dimensional Energy-Saving and Emission-Reduction System and Its Linear Feedback Control

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</svg> of the controlled system (<a href="https://static.hindawi.com/articles/jam/volume-2012/842716/figures/#EEq12">4.1</a>).</table>

Journal of Applied Mathematics

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Figure 4

Figure 4: A Novel Four-Dimensional Energy-Saving and Emission-Reduction System and Its Linear Feedback Control 